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