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8 Cards in this Set
- Front
- Back
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Force |
A push or a pull on an object |
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Contact force |
A push or a pull on an object while touching it |
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Noncontact force |
A push or a pull on an object without touching |
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Balanced forces |
Forces that act on an object that are equal in size and opposite in direction and cause no change in motion |
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Gravity |
An attractive force that depends of mas and distance |
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Mass |
The amount of matter in an object |
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Weight |
the gravitational force exerted on an object |
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Friction |
a force that resists the motion of two surfaces |
