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U3,L3- Forces
Newton's Laws
Term | Definition |
---|---|
Force | the push or pull of an object |
Newton's 3rd Law | every action has an equal and opposite reaction |
Newton's 1st Law | an object in motion stays in motion and an object at rest stays ar rest, unless acted upon by an outside force |
Newton | the unit that expresses force |
Newton's 2nd Law | F=ma |
Intertia | the resistance of an object to change in motion |
Contact force | example: friction |