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3 Cards in this Set
- Front
- Back
What's a balanced force? |
When two forces acting in opposite directions on an object have equal size so the object either stays still or continues moving at a steady speed in the same direction. |
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What's an unbalanced force? |
When two forces acting on an object are not equal size meaning it changes the speed or direction of the object. |
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What is speed? |
The rate someone or something operates |