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