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