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