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Forces and mpotion

Quiz yourself by thinking what should be in each of the black spaces below before clicking on it to display the answer.
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Question
Answer
A push or pull   Force  
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The rate at which someone or something is able to move or operate   speed  
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Increase in the rate of speed of something   acceleration  
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speed and direction   velocity  
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a tenancy to do nothing or remain unchanged   inertia  
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when unequal forces cause the objects to move   unbalanced forces  
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when 2 equal forces act on an object, generally doesn't move   balanced forces  
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resistance when one surface of an object moves over another surface   friction  
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amount of energy transferred by force   work  
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Created by: Purplemonkey6
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