Robotics Worksheet: Robot Sensors
Robot tip (Match the sense to the job): Touch: bumps and buttons. Light: lines and bright spots. Sound: claps and whistles. Distance (ultrasonic): how far a wall or box is. Gyro: turning and balance. Camera: colours, objects and codes. Temperature: heat.
NameDateTime takenScore ___ / 40
- 1.🔍 Which sensor helps a robot read a QR code? (a) a camera (b) a distance sensor (c) a sound sensor (d) a touch sensor
- 2.🔍 Which sensor helps a robot know a button is pressed? (a) a gyro sensor (b) a sound sensor (c) a touch sensor (d) a temperature sensor
- 3.True or false: to feel a bump into a wall, use a touch sensor. (a) True (b) False
- 4.True or false: to follow a black line, use a distance sensor. (a) False (b) True
- 5.🔍 A light sensor gets the most reflected light from … (a) a white surface (b) a black line (c) a black surface (d) a dark tunnel
- 6.Which job needs a light sensor? (a) feel a bump into a wall (b) know a button is pressed (c) start on a hand clap (d) find the brightest spot
- 7.🔍 Which sensor helps a robot hear a whistle? (a) a sound sensor (b) a camera (c) a gyro sensor (d) a light sensor
- 8.Which job needs a distance sensor? (a) feel a bump into a wall (b) warn if motors get hot (c) stay balanced upright (d) stop before a wall
- 9.True or false: to stop before a wall, use a light sensor. (a) True (b) False
- 10.True or false: to know a button is pressed, use a touch sensor. (a) False (b) True
- 11.True or false: to know a button is pressed, use a distance sensor. (a) True (b) False
- 12.True or false: to feel a bump into a wall, use a camera. (a) True (b) False
- 13.True or false: to find the brightest spot, use a light sensor. (a) True (b) False
- 14.True or false: to read a QR code, use a camera. (a) True (b) False
- 15.True or false: to start on a hand clap, use a light sensor. (a) True (b) False
- 16.True or false: to measure how far a box is, use a distance sensor. (a) True (b) False
- 17.🔍 Which sensor helps a robot measure a turn angle? (a) a gyro sensor (b) a light sensor (c) a temperature sensor (d) a camera
- 18.Which job needs a temperature sensor? (a) know a button is pressed (b) feel a bump into a wall (c) measure how far a box is (d) warn if motors get hot
- 19.True or false: to follow a black line, use a light sensor. (a) False (b) True
- 20.🔍 What does a gyro sensor measure? (a) colour (b) turning (rotation) (c) temperature (d) sound
- 21.🔍 Which sensor helps a robot stop before a wall? (a) a sound sensor (b) a distance sensor (c) a temperature sensor (d) a touch sensor
- 22.🔍 Which sensor helps a robot warn if motors get hot? (a) a gyro sensor (b) a light sensor (c) a touch sensor (d) a temperature sensor
- 23.🔍 Which sensor helps a robot follow a black line? (a) a light sensor (b) a temperature sensor (c) a touch sensor (d) a camera
- 24.🔍 Which sensor helps a robot spot a red ball? (a) a touch sensor (b) a distance sensor (c) a temperature sensor (d) a camera
- 25.Which job needs a distance sensor? (a) measure how far a box is (b) spot a red ball (c) stay balanced upright (d) know a button is pressed
- 26.Which job needs a light sensor? (a) measure a turn angle (b) stay balanced upright (c) follow a black line (d) feel a bump into a wall
- 27.🔍 Which sensor helps a robot stay balanced upright? (a) a gyro sensor (b) a temperature sensor (c) a light sensor (d) a touch sensor
- 28.🔍 Which sensor is just a tiny switch pressed by a bump? (a) a gyro sensor (b) a touch sensor (c) a camera (d) a sound sensor
- 29.🔍 For a robot’s controller, is a sensor an input or an output? (a) a wheel (b) a gear (c) an input (d) an output
- 30.True or false: to measure a turn angle, use a light sensor. (a) True (b) False
- 31.True or false: to warn if motors get hot, use a touch sensor. (a) True (b) False
- 32.Which job needs a gyro sensor? (a) stay balanced upright (b) find the brightest spot (c) stop before a wall (d) spot a red ball
- 33.🔍 Why do robots need sensors? (a) to look colourful (b) to be heavier (c) to know their world (d) to use more power
- 34.True or false: to find the brightest spot, use a touch sensor. (a) False (b) True
- 35.Which job needs a sound sensor? (a) spot a red ball (b) stop before a wall (c) measure a turn angle (d) start on a hand clap
- 36.Which job needs a touch sensor? (a) stop before a wall (b) find the brightest spot (c) start on a hand clap (d) feel a bump into a wall
- 37.Which job needs a camera? (a) find the brightest spot (b) read a QR code (c) hear a whistle (d) measure how far a box is
- 38.True or false: to find the brightest spot, use a sound sensor. (a) False (b) True
- 39.True or false: to warn if motors get hot, use a temperature sensor. (a) True (b) False
- 40.True or false: to spot a red ball, use a gyro sensor. (a) False (b) True
Answer key
- a camera
- a touch sensor
- True
- False
- a white surface
- find the brightest spot
- a sound sensor
- stop before a wall
- False
- True
- False
- False
- True
- True
- False
- True
- a gyro sensor
- warn if motors get hot
- True
- turning (rotation)
- a distance sensor
- a temperature sensor
- a light sensor
- a camera
- measure how far a box is
- follow a black line
- a gyro sensor
- a touch sensor
- an input
- False
- False
- stay balanced upright
- to know their world
- False
- start on a hand clap
- feel a bump into a wall
- read a QR code
- False
- True
- False
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