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Type: Multiple-Choice
Category: Forces and Motion
Level: Grade 9
Score: 2
Author: wlemerson
Created: 4 years ago

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Forces and Motion Question

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Grade 9 Forces and Motion

This force causes objects to wear out, creates heat, opposes motion, and can be reduced with the use of lubricants.
  1. gravitational force
  2. frictional force
  3. normal force
  4. tensional force
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