What does a robot use to gather information about its surroundings?

A sensor.

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  1. A sensor ✔
  2. A battery
  3. A wheel

Why: Sensors let a robot detect things around it, such as distance or light, so it can react.

Huh, didn't know that: Sensors let a robot detect things around it, such as distance or light, so it can react.

The dad joke
A sensor really has a lot of sense.
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References

Answer: A sensor. Sensors let a robot detect things around it, such as distance or light, so it can react.

  1. Robot en.wikipedia.org/wiki/Robot
    sense and manipulate their environment
    Checked 2026-11-07.

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