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