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physics vocab
Term | Definition |
---|---|
force | a push or pull that can change the motion of an object |
balanced forces | separate forces on an object that combined do not change the movement of the object |
unbalanced forces | forces on an object that cause change in the motion of the object |
new force | the sum of all the forces acting on an object |
at rest | the state of an object when it is not in motion |
motion | the change in an object position with respect to time and in comparison to the position of other objects used as reference points |
speed | the rate of change with the respect to time |
direction | a straight path that an object can move along |
friction | force that opposes the motion of one surface across another. |