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Force and Motion
Pantoja Science Unit 15
Question | Answer |
---|---|
unbalanced forces | forces that cause a change in motion |
gravity | a force of attraction between two objects, even if they are not touching |
inertia | the tendency of objects to resist a change in motion |
force | a push or a pull, which causes movement or change in an object's movement or shape |
balanced forces | forces on an object that are equal in size and opposite in direction |
friction | a force that opposes motion and acts between two objects that are touching |
acceleration | the rate at which velocity changes |
velocity | a measure of an object's speed in a particular direction |
speed | the distance an object travels in a certain amount of time |
mass | The amount of matter in an object. |