Q:

What does the term ‘friction’ refer to?

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What does the term ‘friction’ refer to?


  1. The tension force generated when a muscle contracts.
  2. A force that acts in the opposite direction to a motion.
  3. The resistance force that is overcome by an effort force.
  4. The force of gravity that causes an object to fall.

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B: Friction is a force that causes a moving object to slow in speed. That is, it produces a negative acceleration – one in the opposite direction to the object’s velocity. 

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