Explanation: The instrument’s top plate shows two dark, f-shaped sound openings on either side of the bridge/strings; their full curved outlines are clearly distinguishable against the lighter wood.

Answer: 0


Explanation: The image shows a string instrument from the front, and the long black board running down the neck beneath the strings (used for pressing the strings) is clearly visible as the fingerboard.

Answer: 0


Explanation: The microscope includes a round, shiny mirror/reflective disc mounted beneath the stage, which is clearly visible in the lower middle-right area of the image.

Answer: 0


Explanation: The microscope’s side shows a prominent large round focusing knob on the arm (with a smaller knob nearby), which corresponds to the coarse focus control and is easy to see.

Answer: 0


Explanation: The microscope’s rotating nosepiece with multiple short lens cylinders (objective lenses) is visible just above the stage, pointing downward toward the slide area.

Answer: 0


Explanation: The vest’s front zipper is centered, and the zipper pull/tab can be seen near the upper chest area, though it blends in with the black zipper and fabric so it isn’t very prominent.

Answer: 1


Explanation: The image shows a pair of scissors with two black handle loops; these loops are the finger holes and they are clearly visible against the light background.

Answer: 0


Explanation: The image shows a mug, and on the right side there is a distinct loop-shaped handle that is fully visible against the light background.

Answer: 0


Explanation: The mug’s top opening is visible, and the edge around it forms a clear circular outline (the rim) against the lighter interior and background.

Answer: 0


Explanation: On the microscope’s arm there is a large focusing knob and, adjacent to it, a smaller knob (the fine-focus control). The smaller knob is clearly shown next to/below the larger coarse-focus knob.

Answer: 0


Explanation: The extinguisher has a round pressure gauge near the top, and a thin needle/pointer can be seen inside it, but the gauge is small in the image so the needle is not very distinct at a glance.

Answer: 1


Explanation: The spectacles are shown with the side arms folded inward; the black temple arms are clearly visible crossing over the lenses and extending slightly beyond the rims.

Answer: 0


Explanation: The image shows a close-up of an alarm clock face with large, high-contrast numerals (1–12) that are clearly readable.

Answer: 0


Explanation: The image shows two power strips, each with a white electrical cord attached and coiled/extended, clearly visible against the background.

Answer: 0


Explanation: On the microscope’s black stage, there are small metallic spring clips (slide holders) visible near the top surface of the stage, but they are relatively small in the image and not very prominent.

Answer: 1


Explanation: The image shows a yellow analog alarm clock with clearly visible hour, minute, and second hands on its face.

Answer: 0


Explanation: The image shows a comb, and the comb’s teeth (the evenly spaced tines) are clearly visible along one side.

Answer: 0


Explanation: The spectacles are shown at an angle where the bridge area is visible, and you can clearly see the transparent silicone nose pads attached to the metal nose-pad arms near the center of the frame.

Answer: 0


Explanation: The kettle’s pouring spout is clearly visible on the left side as a protruding, angled metal piece extending from the body.

Answer: 0


Explanation: The image shows a wall charger with an attached cable. One end has the AC prongs, and the other visible plug is a small phone connector (looks like a Lightning-style tip), not a USB-A/USB-C connector. No USB connector or USB port is visible.

Answer: 2


Explanation: The image shows a faucet with a distinct cross-shaped knob on top used to turn the water on and off, which is clearly visible against the plain background.

Answer: 0


Explanation: The image shows two power strips with their cords, and the plug ends are clearly visible (one at the bottom-left with metal prongs and another on the right).

Answer: 0


Explanation: At the top of the fire extinguisher, the black handle assembly includes a clearly visible squeeze lever (the upper lever you press down to discharge).

Answer: 0


Explanation: The image shows a red fire engine truck, and several black wheels/tires are clearly visible along the bottom of the vehicle.

Answer: 0


Explanation: The image shows a bicycle, and the saddle/seat is clearly visible near the rear of the frame above the seat post (brown seat).

Answer: 0


Explanation: The image shows an electric kettle with a large black curved handle on the right side of the kettle, clearly distinct from the metallic body and fully visible against the white background.

Answer: 0


Explanation: The bicycle’s crank area shows a black pedal attached to the crank arm near the bottom/center of the frame, and it can be clearly distinguished from the rest of the bike.

Answer: 0


Explanation: The image shows an open laptop, and the keyboard area with multiple black keys is clearly visible on the base of the laptop.

Answer: 0


Explanation: The bicycle’s handlebar is clearly shown at the top front of the bike, with a chrome curved bar and a light-colored grip visible against the white background.

Answer: 0


Explanation: On the front of the kettle’s base there is a distinct red oval lens/window, which is the typical location and appearance of a power/indicator light, and it stands out clearly against the black base.

Answer: 0


Explanation: The image shows a green shopping cart, and at the bottom there are multiple black caster wheels clearly visible attached to the cart’s frame.

Answer: 0


Explanation: The pedestal fan has a control panel on the front of its neck/handle area with multiple buttons, which function as switches, and they are clearly visible against the black casing.

Answer: 0


Explanation: The image shows a shopping cart, and at the top there is a white cylindrical grip attached to the green frame, which is the cart’s handle and it is unobstructed.

Answer: 0


Explanation: The airplane’s tail fin (the vertical stabilizer) is visible at the rear of the fuselage on the left side of the image; its upright triangular shape stands out clearly against the sky.

Answer: 0


Explanation: The car interior is shown from the driver’s perspective, and a rectangular rear-view mirror is clearly visible at the top center of the windshield area.

Answer: 0


Explanation: The image shows the interior of a car from the driver’s perspective, and the steering wheel is clearly seen on the left side in front of the instrument cluster.

Answer: 0


Explanation: The image shows a toaster, and on the top surface there are two long rectangular openings where bread is inserted; these bread slots are plainly visible.

Answer: 0


Explanation: On the right side of the toaster’s front panel, there is a prominent black handle/lever in a vertical slot used to lower the bread; it stands out clearly against the silver surface.

Answer: 0


Explanation: The photo shows a commercial jet in flight with its landing gear down; both large turbofan engine nacelles are clearly visible mounted under the wings.

Answer: 0


Explanation: The aircraft is shown in a clear side view, and the tail fin at the rear (the vertical stabilizer) is fully in frame with the blue United livery, making it easy to see.

Answer: 0


Explanation: The aircraft is shown in a clear side view, and at the rear near the vertical tail fin you can distinctly see the horizontal tailplane (the small wing-like surface extending from the tail).

Answer: 0


Explanation: The aircraft’s tail section is visible on the left side of the image, and you can clearly see the horizontal tailplane (horizontal stabilizer) extending from the rear fuselage beneath the vertical fin, silhouetted against the sky.

Answer: 0


Explanation: The bike’s handlebar is clearly shown at the top of the frame, including the grips and cables extending from it.

Answer: 0


Explanation: The bicycle’s saddle/seat is clearly shown on top of the seatpost near the rear of the frame, with its full shape visible against the white background.

Answer: 0


Explanation: The bike’s crankset and a pedal are clearly shown near the bottom center of the frame (in front of the rear wheel), with the pedal body and reflector visible.

Answer: 0


Explanation: The front (nose) section of the aircraft is in clear view, and the dark, angled cockpit window panes are distinctly visible near the tip of the nose.

Answer: 0


Explanation: The airplane is shown mainly from one side, so only the windows on the near side are visible; any windows on the far side (and parts potentially blocked by the wing/strut) cannot be seen. Therefore, not all windows are visible in the image.

Answer: 2


Explanation: The airplane’s nose shows a prominent red two-blade shape attached at the front (the propeller/prop cover), so the propeller is clearly discernible.

Answer: 0


Explanation: The image shows the back of an iPad, and the Apple logo is prominently displayed in the center with clear contrast against the device’s surface.

Answer: 0


Explanation: The white lid has a distinct oval drinking opening near the rim (the dark slot at the front of the lid), which is easy to see.

Answer: 0


Explanation: The image shows the back of an iPad, and there is a distinct small circular camera lens visible at the top-left corner of the device.

Answer: 0


Explanation: The phone is shown at an angle where the bottom edge is visible, and you can clearly see the rectangular charging connector centered between the speaker grilles.

Answer: 0


Explanation: The phone shown is an iPhone, and at the bottom center below the screen there is a distinct circular home button clearly visible.

Answer: 0


Explanation: The keyboard’s top-left key is labeled “Esc” in white text and is unobstructed, making it easy to see.

Answer: 0


Explanation: The phone’s bottom edge is in view, and there is a distinct round port on the left side of that edge (the typical location of the headphone jack on this model), making it clearly identifiable.

Answer: 0


Explanation: The phone’s bottom edge is visible, and you can clearly see a row of small perforated holes (the speaker/microphone grille) next to the charging port.

Answer: 0


Explanation: The device’s rear camera lens is visible as a small circular black element at the top-left corner of the tablet’s back.

Answer: 0


Explanation: The image shows an open laptop, and below the keyboard on the palm rest there is a large, clearly outlined rectangular touchpad/trackpad area in the center-bottom portion of the laptop base.

Answer: 0


Explanation: The image shows a MacBook with its lid partially open, and the Apple logo is clearly displayed on the center of the top cover against the silver surface.

Answer: 0


Explanation: The laptop keyboard is clearly shown, and the long horizontal key centered on the bottom row (the space bar) is plainly visible.

Answer: 0


Explanation: The remote shows a distinct red button at the top-right with the standard power symbol on it, making it easy to spot.

Answer: 0


Explanation: The photo mainly shows the flat back of the iPad and a thin side edge; the bottom/top edges where the speaker grilles would appear are not clearly in view, and there’s no distinct row of perforated holes visible.

Answer: 2


Explanation: The motorcycle’s handlebars are clearly visible at the top of the bike, extending left and right from the steering area with grips and control levers apparent.

Answer: 0


Explanation: The motorcycle is shown from a front-right angle, and the front lighting cluster includes two large round headlights that are prominently visible.

Answer: 0


Explanation: The laptop keyboard is visible, including the top-left corner where the Esc key normally sits. However, the key label is too small/unclear at this resolution and angle, so it’s not clearly readable even though the key itself is present.

Answer: 1


Explanation: The runway threshold markings include a large white runway designation (“30”, with an “R” below it) painted prominently near the bottom-center of the image, making it easy to read.

Answer: 0


Explanation: The image shows a train running on railway lines, and the rails with wooden ties and gravel ballast are clearly visible in the foreground extending into the distance.

Answer: 0


Explanation: The Windows 7 taskbar is visible at the bottom, and the round Windows logo (Start button) is clearly shown at the far left of the taskbar.

Answer: 0


Explanation: The basin shows a circular drain/strainer at the bottom center of the bowl, with the openings clearly visible.

Answer: 0


Explanation: The front of the locomotive shows the driver cab area, including the large dark windshield windows at the top front of the engine, which are clearly distinguishable.

Answer: 0


Explanation: The front of the locomotive is facing the camera, and there are bright circular lights on its nose that are clearly distinguishable as headlights/forward lamps.

Answer: 0


Explanation: The image shows the underside of a wired mouse. In the central recessed oval area, there is a darker opening/insert where an optical sensor window would typically be located, but it’s not sharply defined because the photo is low-resolution and the parts are all dark colored.

Answer: 1


Explanation: The watch case shows a small metal knob protruding from the right side (around the 3 o’clock position), which is the crown, and it is clearly distinguishable against the background.

Answer: 0


Explanation: The Windows taskbar is visible along the bottom of the screen, and the Start button (Windows logo) appears as the leftmost icon in the centered taskbar area next to the search field. However, it’s quite small in the photo, making it a bit hard to distinguish clearly.

Answer: 1


Explanation: The helicopter’s main rotor blades are clearly seen extending from the rotor hub on top of the aircraft, spanning across the sky in the image.

Answer: 0


Explanation: The image shows a front-facing airplane; at the top front of the fuselage, the cockpit area has distinct dark window panels that are clearly outlined against the white body.

Answer: 0


Explanation: The backpack’s padded carry handle is clearly seen at the top center of the bag, above the shoulder straps (it even has a visible logo tag on it).

Answer: 0


Explanation: The image shows a commercial jet from below with two large turbofan nacelles clearly visible under the wings.

Answer: 0


Explanation: The image shows the underside of an airplane, and two jet engines can be clearly seen mounted under the wings as distinct cylindrical nacelles.

Answer: 0


Explanation: The aircraft’s tail section is in view, and the vertical fin (vertical stabilizer) with the blue United livery is clearly seen rising above the horizontal stabilizers.

Answer: 0


Explanation: A metallic lever-style door handle is clearly visible on the right side of the door, standing out against the flat door surface.

Answer: 0


Explanation: The cup’s white plastic lid shows an oval drinking/sip opening near the front edge (with a brownish tint inside it), which is clearly distinguishable.

Answer: 0


Explanation: The image shows the top of a takeaway cup lid, and there is an obvious oval drinking opening near the left side of the lid (with some spilled coffee around it).

Answer: 0


Explanation: In the fountain basin, there is a distinct circular drain opening with a perforated grate near the left side, which is plainly visible.

Answer: 0


Explanation: The bottom of the device shows a distinct, centered USB-C charging port opening, clearly visible against the white case.

Answer: 0


Explanation: A red side-view mirror is protruding from the car’s side next to the front window/A-pillar area, and its shape and position are clearly distinguishable.

Answer: 0


Explanation: The bottom of the device shows a distinct rectangular USB-C–shaped opening in the center, which is the charging port and is clearly in view.

Answer: 0


Explanation: The image shows the back of an Apple device, and the Apple logo is prominently centered on the surface with clear contrast against the gray body, making it easy to see.

Answer: 0


Explanation: On the near-facing edge of the white adapter, there is an unobstructed rectangular connector opening (a port) that can be clearly seen against the casing.

Answer: 0


Explanation: The image shows a wall-mounted drinking fountain; in the basin at the front-right there is a protruding drinking spout/nozzle (the bubbler), clearly visible.

Answer: 0


Explanation: The image shows a PlayStation-style game controller, and two analog joysticks (thumbsticks) are clearly visible near the lower center of the controller.

Answer: 0


Explanation: The image shows the back of an iPhone, and its rear camera module (lens area near the top corner) is clearly visible.

Answer: 0


Explanation: In the upper-left corner of the device, there is a distinct circular camera lens module that is clearly visible.

Answer: 0


Explanation: The bottom edge of the phone shows a row of small circular holes (a speaker grille) next to the charging port, which is a clear visual indicator of a speaker.

Answer: 0


Explanation: The image shows a full keyboard on the desk, and the long horizontal key along the bottom row (the space bar) is clearly visible.

Answer: 0


Explanation: The laptop’s touchpad/trackpad is clearly visible as a large rectangular panel on the palm rest area directly below the keyboard.

Answer: 0


Explanation: The image shows the front of a train, and two bright illuminated lamps (headlights) are clearly visible on the lower front panel.

Answer: 0


Explanation: In the top-right corner of the iPad lock screen, there is a small battery indicator with a percentage (it reads around “17%”) next to the battery icon; it’s visible but quite small in the photo.

Answer: 1


Explanation: The underside of the laptop shows four distinct circular pads at the corners, which are the rubber feet; they are clearly outlined against the case.

Answer: 0


Explanation: On the lower back edge of the iPad (near the center) there are three small circular contact dots in a row, which correspond to the Smart Connector. They’re present but small and not very prominent in the photo.

Answer: 1


Explanation: The front face of the phone is visible, and a distinct circular button (the home button) can be clearly seen near the lower-right area of the device.

Answer: 0


Explanation: The laptop keyboard is clearly shown, and on the right side there is a distinct cluster of four arrow keys (up/down/left/right) with arrow symbols visible on them.

Answer: 0


Explanation: The front of the locomotive is facing the camera, and the cab area shows two dark rectangular windshield/cab windows near the top of the blue nose section, which are clearly distinguishable.

Answer: 0


Explanation: The wall outlet faceplate shows two standard slotted screws (one near the top and one near the bottom), both clearly distinguishable against the white plate.

Answer: 0


Explanation: The image shows a kitchen sink basin, and at the bottom center there is a circular drain fitting with visible holes/strainer, making the drain hole easy to identify.

Answer: 0


Explanation: The duplex outlet shows the characteristic round grounding opening beneath each pair of blade slots; these circular holes are clearly visible in the photo.

Answer: 0


Explanation: The wall outlet cover plate has visible slotted screws—one at the top (near the “C14” label) and another at the bottom—both clearly discernible in the image.

Answer: 0


Explanation: The door edge shows the latch faceplate with a rectangular opening, and a small beveled metal tongue is partially visible inside that opening, but it’s recessed and in shadow so it isn’t very distinct.

Answer: 1


Explanation: The photo shows a wired computer mouse, and between the left/right click buttons near the cable entry there is a distinct raised scroll wheel visible.

Answer: 0


Explanation: The image shows a train on a railway line, and the rails and ballast of the track are clearly visible running along the right side of the train.

Answer: 0


Explanation: The motorcycle is photographed mostly from the rear, so the front controls are largely hidden. However, near the instrument gauges at the top, a small portion of the handlebar/lever area can be seen protruding, though the grips and full bar are not clearly shown.

Answer: 1


Explanation: On the inner wall of the sink near the top rim there are two small, dark circular openings (one on the left and one on the right), which are clearly visible and serve as overflow holes.

Answer: 0


Explanation: At the top of the fire extinguisher there is a round pressure gauge, and a needle is clearly visible pointing within the colored dial area.

Answer: 0


Explanation: The guitar’s headstock is clearly shown, and the white tuning pegs/tuning machines are visible inside the slotted headstock openings.

Answer: 0


Explanation: At the top of the instrument (the pegbox under the scroll), the dark cylindrical pegs protruding from both sides are visible, which are the tuning pegs.

Answer: 0


Explanation: The image shows a two-pan balance scale with bowls and a central beam, but there is no separate straight measuring tool with length markings (a ruler) visible anywhere in the scene.

Answer: 2


Explanation: The image shows a wheelchair with a large rear wheel clearly visible. Near the front underside (by the footrest/frame), a small caster wheel is partially visible but somewhat obscured by the chair’s frame, making it harder to see.

Answer: 1


Explanation: The vest’s front zipper seam is visible down the center, but the actual zipper pull/tag (the piece you grab) isn’t clearly shown—it's likely tucked at the top under the collar or out of frame.

Answer: 2


Explanation: The instrument’s pegs, fingerboard, bridge, and tailpiece are visible, but there are no thin lines running from the pegs over the fingerboard/bridge down to the tailpiece. Since the strings would normally appear as straight, dark lines and none are discernible here, the strings are not visible.

Answer: 2


Explanation: The microscope’s focusing control is seen as a prominent round knob on the side of the arm near the stage, which corresponds to the coarse focus knob and is easy to spot in the image.

Answer: 0


Explanation: An f-hole would appear as a distinct dark, f-shaped opening on either side of the bridge on the instrument’s top plate. In this image, the top plate on both sides of the bridge looks smooth and uncut, with no f-shaped openings visible.

Answer: 2


Explanation: The image shows a pair of scissors with two large oval handle openings where fingers go, and these holes are clearly visible against the white background.

Answer: 0


Explanation: The fingerboard is the long, narrow board running down the neck under the strings; in this front view of the violin, that dark strip beneath the strings is clearly visible from near the pegs down toward the body.

Answer: 0


Explanation: An objective lens would normally be seen at the lower end of the microscope tube just above the stage. In this side-view image, that area shows only the metal housing/end of the tube, and the actual lens element (glass) is not visible from this angle.

Answer: 2


Explanation: The image shows a two-pan balance scale with pans, metal supports, and adjustment screws/knobs, but there is no dial face (no circular display with markings or a pointer) visible anywhere on the scale.

Answer: 2


Explanation: The object is a smooth cylindrical container with an uninterrupted outer surface; there are no protrusions or side attachments that would indicate a handle.

Answer: 2


Explanation: The clock face is plain white with only hands shown; there are no printed hour/minute numbers visible anywhere on the dial.

Answer: 2


Explanation: On the clock face, the numbers and tick marks are visible, and there is a central pivot point, but there are no distinct hour/minute/second hands extending from the center to indicate a time.

Answer: 2


Explanation: The image shows two power strips and two plug heads, but there are no cables extending from them—only the devices themselves are visible against a plain background.

Answer: 2


Explanation: The spectacles are shown with the round frames and lenses centered, and there are small dark extensions protruding from the outer sides of the frames that correspond to the folded temple arms. However, only short portions are visible, making them easy to miss at first glance.

Answer: 1


Explanation: The image shows a microscope with the eyepiece, objective lenses, stage, and base. A reflector/mirror would typically appear as a distinct shiny reflective surface (often circular) beneath the stage, but no such reflective part is visible here—only dark non-reflective components under the stage.

Answer: 2


Explanation: The microscope’s stage is shown mostly from the side, and the top surface appears as a plain black platform without any distinct spring/metal clamp shape that would indicate a stage clip. No clip is clearly discernible on either side of the stage in this view.

Answer: 2


Explanation: The image shows a wall-mounted faucet/spigot with water flowing from the spout, but there is no knob, lever, or other control handle visible on the fixture.

Answer: 2


Explanation: The mug’s top edge forms a clear elliptical boundary between the top surface and the side wall, which indicates the rim is visible.

Answer: 0


Explanation: The microscope shows one prominent large adjustment knob on the arm (typical coarse focus). A fine focus knob would usually appear as a smaller separate knob or a smaller concentric knob alongside/within the coarse knob, but no distinct smaller knob is visible in this image.

Answer: 2


Explanation: The image shows a fire engine, and several black wheels/tires are clearly visible along the bottom of the truck.

Answer: 0


Explanation: The image shows a single wooden comb-like tool on a plain background, with no person or mouth present. There are no clearly defined tooth/teeth structures visible (no set of comb tines or human teeth).

Answer: 2


Explanation: The image shows a wall plug with two metal prongs and an attached braided cable. The cable’s device-end appears to have a protective cap on it, and there is no visible USB-A/USB-C plug or USB port shown anywhere.

Answer: 2


Explanation: The image shows an electric kettle, and a prominent black handle is clearly visible on the right side of the kettle body.

Answer: 0


Explanation: Looking at the bridge area between the two round lenses, there are no distinct protruding nose pads (e.g., clear/oval pads on small metal arms). Only the continuous bridge/frame and the temples are visible, so a separate nose pad cannot be seen.

Answer: 2


Explanation: The bicycle’s front steering area shows a clearly visible silver handlebar/stem assembly at the top of the fork, indicating the handlebar is present and easy to see.

Answer: 0


Explanation: The image shows two power strips with multiple outlet sockets and their cords, but the cord ends (male plugs with prongs) are not shown anywhere in the frame.

Answer: 2


Explanation: The extinguisher’s top shows a pressure gauge and hose connection, but there is no trigger/handle assembly or squeeze lever visible anywhere on the unit.

Answer: 2


Explanation: The kettle is shown mostly from the side with the handle on the right. The left/front area where a spout would normally protrude appears smooth with no distinct pouring lip or nozzle visible from this angle.

Answer: 2


Explanation: The image shows an open laptop with the screen, palm rest, and trackpad visible, but there are no keyboard keys or key outlines shown on the base.

Answer: 2


Explanation: Looking at the top of the seat tube where a bicycle saddle would normally be, there is no visible seat shape (no saddle shell or padding) — only the frame/seatpost area is present.

Answer: 2


Explanation: The image shows a green shopping cart, and at the rear/top of the cart there are two bent metal bars used to push it, which serve as the handles and are clearly visible.

Answer: 0


Explanation: The kettle is shown from the side with its handle, body, and base visible, but there is no distinct LED/lamp, colored lens, or glowing spot anywhere on the handle or base that would indicate an indicator light in this image.

Answer: 2


Explanation: In the lower middle of the bicycle, the crank arm is visible and there is a small pedal/platform at its end, but it’s partially obscured by the chain guard/angle and not very distinct.

Answer: 1


Explanation: The aircraft is shown from the side, and at the rear (left side of the image) you can clearly see the tail fin rising upward above the horizontal stabilizer, which is the vertical stabilizer.

Answer: 0


Explanation: The image shows a small shopping cart, and near the bottom of the frame you can see at least one small caster/wheel at the base (it’s partially obscured and not very prominent, but still visible).

Answer: 1


Explanation: In the area where a rear-view mirror would normally appear (top center of the windshield), the image only shows the headliner/overhead console and open windshield view—there’s no mirror housing or reflective mirror surface visible.

Answer: 2


Explanation: The image shows the interior of a car from the driver’s viewpoint, and the steering wheel is plainly visible in the lower-left foreground (rim and central hub area are clearly seen).

Answer: 0


Explanation: The image shows the side/front of a toaster with the control knob and lever. While the lever track is visible, the actual top openings where bread is inserted (the bread slots) are not shown from this angle.

Answer: 2


Explanation: This is a pedestal fan. On the top surface of the base there appears to be a small control area (likely the speed/power buttons), but the details are small and not sharply defined at this resolution, so the switch area is only faintly discernible.

Answer: 1


Explanation: The image shows the toaster’s control dial and two buttons on the front panel, plus the top slots. A typical toast-lowering lever is not present anywhere on the visible sides in this view.

Answer: 2


Explanation: The bike’s front shows a vertical steering tube/stem, but there is no horizontal bar across the top where grips would be; a handlebar itself is not present in the image.

Answer: 2


Explanation: The vertical stabilizer is the upright tail fin at the rear of the aircraft. In this side view, the tail section on the left clearly shows the fin rising above the horizontal stabilizers, so it is plainly visible.

Answer: 0


Explanation: The bike’s seatpost is visible, but there is no saddle/seat mounted on top—only the seatpost clamp area is shown without an actual seat.

Answer: 2


Explanation: The aircraft is shown in side profile and the nose section is visible; near the very front there are small dark shapes where the cockpit windshield/windows are, but they’re quite small in the frame and not very prominent.

Answer: 1


Explanation: The image shows the back of an iPad with the camera in the top-left and the word “iPad” near the bottom, but there is no discernible Apple-shaped emblem anywhere on the back surface (it appears uniformly plain).

Answer: 2


Explanation: The image shows the back of an iPad at a distance, with the Apple logo and camera visible. The edges where speaker grilles would typically be are either not clearly shown or lack enough detail to make out any perforated holes, and there are no visible grille holes on the back surface itself.

Answer: 2


Explanation: The lid is mostly solid, but there is a small dark circular opening near the upper-left area of the lid. It’s present yet quite small, so it’s not immediately obvious at a glance.

Answer: 1


Explanation: The aircraft’s nose is visible, and there’s a pointed spinner/prop hub area at the front, but no clear propeller blades can be distinctly seen—likely because they’re aligned edge-on to the camera and blend into the nose/background.

Answer: 1


Explanation: The phone’s bottom edge is visible, and you can make out the speaker grille holes with a small central opening where the charging connector would be, but the opening itself is not very distinct due to the viewing angle and focus.

Answer: 1


Explanation: The image shows the bike’s drivetrain side (chain and rear derailleur are visible), but there is no crank arm or pedal protruding from the bottom-bracket area—no pedal shape can be seen anywhere on the bike.

Answer: 2


Explanation: The photo shows a commercial jet in flight with its wings visible. Under the nearer wing there is a dark, rounded nacelle shape hanging below the wing (partly shadowed and somewhat blended with the wing/gear area), indicating an engine is present but not sharply defined.

Answer: 1


Explanation: The image shows the back of an Apple phone held in a hand, but there is no camera lens or camera module visible anywhere on the device (no cutout or bump at the corners).

Answer: 2


Explanation: The laptop keyboard is clearly shown, including the bottom row of keys. A long horizontal key centered beneath the letter keys is visible, which corresponds to the space bar.

Answer: 0


Explanation: The airplane is shown in a clear side view, and the cockpit/cabin glazing (windshield and side windows) is unobstructed and stands out as a dark, reflective area against the fuselage, making the windows easy to see.

Answer: 0


Explanation: The front of the iPhone is shown, and below the screen there is a home-button area at the bottom center, but it blends into the white bezel and isn’t sharply defined, making it difficult to pick out clearly.

Answer: 1


Explanation: The laptop keyboard is visible, including the top-left corner where the Esc key would be located. However, due to the angle and resolution, the key’s label isn’t clearly readable, making it hard to confirm visually beyond its position.

Answer: 1


Explanation: The top-left of the keyboard shows the function-key row starting with F1, and there is no separate key labeled “Esc” or “Escape” anywhere on the visible keyboard area.

Answer: 2


Explanation: The aircraft’s tail section is in frame, and at the base of the vertical fin there is a small, swept surface protruding from the rear fuselage that corresponds to the horizontal stabilizer. It’s foreshortened and blends with the light-colored fuselage, so it isn’t very prominent.

Answer: 1


Explanation: The laptop’s outer lid is the main surface shown, and it appears as a smooth, plain silver panel with no distinct Apple-shaped emblem or cutout visible anywhere on it (no logo outline or contrast).

Answer: 2


Explanation: The image shows the back of an Apple tablet-like device (Apple logo centered). A visible camera would typically appear as a small dark circular lens near a corner, but the back surface shown is smooth and no lens/camera opening can be seen anywhere on it.

Answer: 2


Explanation: The laptop’s palm rest area below the keyboard shows a large, slightly defined rectangular region in the center where a touchpad would normally be; however, it blends with the surrounding surface and lacks strong contrast, making it subtle.

Answer: 1


Explanation: The motorcycle’s front lighting unit is visible between the front fork tubes: a round, chrome headlight housing with the lens facing forward can be seen above the front wheel.

Answer: 0


Explanation: The image shows the motorcycle’s front forks, headlight cluster, and turn signals clearly, but there are no discernible handlebar tubes or grips visible above/behind the headlights or around the top yoke area; they appear to be out of view or fully obscured from this angle.

Answer: 2


Explanation: Speaker holes would appear as a row of small perforations (usually along the bottom edge near the charging port). In this photo, the bottom edge shows the headphone jack and the charging port clearly, but no distinct perforated speaker grille/holes can be seen—those areas look smooth or are obscured by the angle.

Answer: 2


Explanation: The image shows the underside of a wired mouse with its label, feet/pads, and molded plastic contours, but there is no distinct transparent/lens-like opening or cutout that would serve as an optical sensor window.

Answer: 2


Explanation: The image shows runway threshold and touchdown-zone markings (piano keys, centerline, aiming point bars), but there are no large runway designation numerals (e.g., “27”, “09”) visible anywhere on the pavement within the frame.

Answer: 2


Explanation: The photo shows the watch mostly from a top-down angle, clearly displaying the dial, bezel, and bracelet. A crown would normally protrude from the case at about the 3 o’clock position, but there is no visible knob or protruding control on the right edge of the case in this view.

Answer: 2


Explanation: The Windows taskbar is visible along the bottom edge of the monitor. Near the center, there’s a search box and a row of small taskbar icons; the Start button would be the small Windows logo among these icons, but in this photo it’s quite small/blurred and not sharply defined.

Answer: 1


Explanation: A railroad track is present under the train: the train sits on a ballast bed and faint, dark steel rail lines can be seen beneath/alongside the wheels, but most of the rails and ties are obscured by the train and gravel, making them not very distinct.

Answer: 1


Explanation: On a Windows 7 desktop the Start button would appear as a circular Windows “orb” at the far bottom-left of the taskbar. In this image, the far left of the taskbar shows pinned application icons (e.g., Internet Explorer) starting right at the edge, with no circular Start orb visible.

Answer: 2


Explanation: The drinking fountain basin surface appears smooth and continuous, with only reflections and the bubbler fixture visible. There isn’t a distinct dark opening, grate, or circular cutout that would indicate a drain hole.

Answer: 2


Explanation: The airplane is viewed head-on, and the upper front section of the nose shows a distinct dark/tinted windshield area that contrasts clearly with the lighter fuselage, indicating the cockpit windows are visible.

Answer: 0


Explanation: A horizontal stabilizer would appear as a small wing-like surface extending left/right from the tail. In this photo, the tail fin (vertical stabilizer) is visible, but there’s no discernible horizontal tailplane surface extending from it—it's either occluded by the wing/fuselage or out of the viewing angle, so it cannot be seen as a separate part.

Answer: 2


Explanation: The image shows the underside of an airliner with wings spread; the engines would be mounted under the wings near the fuselage. There are dark, rounded protrusions in those positions, but they’re small and lack clear detail due to distance/bright background.

Answer: 1


Explanation: A vertical stabilizer is the upright fin at the very rear of the aircraft. In the image, at the tail end (left side), an upward fin is clearly visible above the horizontal tailplane against the blue sky.

Answer: 0


Explanation: The backpack is shown from the back, and at the very top center (just above where the shoulder straps attach) there is a small loop/handle peeking out. It’s partially obscured and not very prominent, but it is still visible.

Answer: 1


Explanation: The photo shows the underside of a passenger aircraft with wings and landing gear visible, but there are no distinct engine nacelles/intakes visible under the wings or at the rear—any engines are either out of frame or obscured by the aircraft structure.

Answer: 2


Explanation: The helicopter is shown from the side with the tail rotor clearly visible, but above the fuselage where the main rotor blades would normally extend outward there are no blades or a rotor disc visible—only the upper fuselage/engine housing is seen against the sky.

Answer: 2


Explanation: On the right side of the door, there is a distinct vertical metal handle/handle assembly that stands out clearly against the door surface.

Answer: 0


Explanation: A USB port would appear as a rectangular opening on one of the adapter’s sides. In this photo, only the top face (with the Apple logo) and smooth edges are visible, and there’s no rectangular port opening shown.

Answer: 2


Explanation: The front nose of the locomotive is visible, and you can make out the headlight/light housing on the front area, but it isn’t illuminated and blends into the dark trim, making it subtle.

Answer: 1


Explanation: The lid’s drinking spout area shows a distinct cutout/opening at the edge, highlighted by the coffee stain around it, making the sip hole easy to spot.

Answer: 0


Explanation: The car is shown from a front three-quarter angle, but there is no distinct mirror housing protruding from the door/A-pillar area where a side view mirror would normally be seen; that region appears smooth/obscured by the viewing angle and reflections.

Answer: 2


Explanation: A latch bolt would appear as a protruding metal piece on the door’s edge (the part that extends into the strike plate when closed). In this image, only the door edge and the pull-handle/lock hardware are visible; there is no distinct protruding latch bolt shown.

Answer: 2


Explanation: The image shows the side/bottom edge of a white earbud case with a few small circular holes, but there is no visible rectangular/oval charging connector opening (e.g., Lightning or USB-C) in the view.

Answer: 2


Explanation: The image shows a PlayStation-style game controller, and the two analog joysticks are clearly visible near the lower center of the controller.

Answer: 0


Explanation: The lead locomotive’s cab area is at the front, and a dark, glass-like section near the top-front of the nose (where the windshield would be) can be made out, but it blends into the paint and reflections, so it isn’t very distinct.

Answer: 1


Explanation: The visible side of the device only shows small pinholes (likely vents/speaker/microphone holes) and no distinct charging-port opening (e.g., a Lightning/USB-C slot).

Answer: 2


Explanation: The cup’s lid is visible from above, but the area where a drinking/sip opening would appear shows a continuous, unbroken plastic surface with no clear cut-out or slot; any sip opening appears to be out of view from this angle.

Answer: 2


Explanation: The image shows a drinking fountain basin, and at the back/top edge of the basin there is a small circular opening/nozzle area where the water would bubble out. It’s present but not very prominent against the metal surface.

Answer: 1


Explanation: The front of the Samsung remote is visible with buttons such as SOURCE, the numeric keypad, volume/channel controls, and menu/navigation keys, but there is no button showing the typical power symbol (⏻) or labeled as power anywhere on the visible surface.

Answer: 2


Explanation: The top-left corner of the tablet shows an oval camera cutout/module in the clear case, and a small lens/dot is present within it, though it isn’t very prominent due to the angle and reflections.

Answer: 1


Explanation: The photo shows the back of a tablet with a case, but the central area where an Apple logo would typically appear looks like plain metal with smudges/reflections—there’s no distinct apple-shaped emblem visible.

Answer: 2


Explanation: The image shows an iPad lock screen with the time (22:05) and “Swipe up to unlock.” In the usual status-bar areas (top corners), there is no visible battery icon or any numeric battery percentage displayed.

Answer: 2


Explanation: The image shows the bottom edge of a smartphone with a headphone jack, a small microphone hole, and the charging port. There are no speaker grille holes or any other visible speaker opening in the frame.

Answer: 2


Explanation: The image shows a drinking fountain basin and spout, but the basin surface does not show a distinct drain opening/grate or hole; it appears as a continuous metal surface with only the bubbler spout visible.

Answer: 2


Explanation: The image shows a full-size keyboard on a desk, and the long horizontal key in the bottom row (the space bar) is plainly visible and unobstructed.

Answer: 0


Explanation: The photo shows the back of an Apple tablet in a case. Smart connector pins would appear as a small row of three metallic contact dots on the device’s back or edge, but no such contact dots are visible anywhere in the shown areas (the edges are mostly covered and only a port cutout is seen at the bottom).

Answer: 2


Explanation: The photo shows the motorcycle from the rear, so the front controls are mostly obscured. However, near the top/front of the bike you can faintly see the area around the gauges and a small protruding part consistent with the handlebar/mounts, though the bar and grips aren’t clearly shown.

Answer: 1


Explanation: The image shows the top of a wired mouse with a smooth surface and only the left/right button seam visible; there is no distinct protruding scroll wheel or ridged wheel area between the buttons.

Answer: 2


Explanation: The photo is a low-angle close-up of the phone’s bottom edge (headphone jack, charging port, speaker holes) and part of the screen/bezel. The front lower area where a circular home button would normally appear is not shown in the frame, so no home button can be seen.

Answer: 2


Explanation: Looking at the front face of the locomotive, the visible features are the two cab windows with wipers, the painted stripes, the text/number plate, and the coupler/hoses near the bottom. There is no distinct headlight lens or illuminated lamp visible on the front in this view.

Answer: 2


Explanation: The laptop’s lower deck below the keyboard is visible, and there appears to be a touchpad area in the center, but its outline/blending with the palm rest and the viewing angle make it difficult to distinguish clearly.

Answer: 1


Explanation: The image shows a pair of earbuds and the back of an iPhone on a white surface. Although the Apple logo and “iPhone” text are visible, there is no visible camera lens or camera module on the phone in this view.

Answer: 2


Explanation: The receptacle face shows only two slot openings for each plug (a T-shaped slot and a straight slot) and there is no round/oval ground opening that a grounded outlet would normally have.

Answer: 2


Explanation: An overflow hole would typically appear as a small slot/opening on the inner vertical wall of the basin near the rim (often opposite the faucet). In this image, the basin’s inner walls are smooth with no visible slot or opening—only the main drain is visible at the bottom.

Answer: 2


Explanation: The image shows the interior of a stainless-steel sink basin, but there is no circular drain opening/strainer visible anywhere on the basin floor or near the corners. The area where a drain would typically appear is just flat metal with droplets and reflections.

Answer: 2


Explanation: The train is shown running along a railway line, and the rails with sleepers/ballast are clearly visible in the lower right foreground and continue into the distance.

Answer: 0


Explanation: The image shows the front of an Amtrak locomotive, but the cab area is relatively far from the camera and the upper front where the windshield/driver window would be is small and partially dark, without clear glass reflections or distinct window edges. There appears to be a dark area consistent with the window location, but it’s not clearly defined.

Answer: 1


Explanation: The image shows a wall outlet with a smooth faceplate and only the plug slots and round ground holes visible. There is no identifiable screw head (no slot/Phillips head) on the faceplate or outlet area.

Answer: 2


Explanation: The outlet face and wall plate show only the plug slots and the round ground openings; there is no visible screw head (no slotted/Phillips head) on the cover plate or receptacle from this view.

Answer: 2


Explanation: The photo shows the phone’s bottom edge with the charging port and speaker/microphone grilles. The headphone jack is typically on the top edge for this model, and that edge isn’t visible here, so no headphone jack can be seen.

Answer: 2


Explanation: The laptop keyboard is visible, and in the lower-right area of the keyboard there is a small cluster of four keys in an inverted-T layout consistent with the arrow keys. However, they are relatively small in the photo and not very prominent, so they take a bit of effort to make out.

Answer: 1


Explanation: The photo shows the underside of a MacBook Pro with the screws and case edges visible. Rubber feet would typically appear as distinct pads at the corners, but no such pads are discernible here—only screw heads and the metal surface are visible.

Answer: 2