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8.6A
Unbalanced Forces
Question | Answer |
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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 kobject |
Net 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's position with respect to time and in comparison to the position of other objects used as reference points |
Speed | the rate of change of position with respect to time units in which speed is measured are expressed as distance pr time |
Direction | a straight path that an object can move along |
Friction | force that opposes the motion of one surface across another |