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Ch. 4 vocab 1-6
Question | Answer |
---|---|
Relative | Regaurded in relation to something else. Depends on point of view, or frame of reference. Sometimes referred to as "with respect to." |
Speed | How fast something is moving; the path distance moved per time. The magnitude of the velocity vector. |
Instantaneous Speed | Speed at any instant of time. |
Average Speed | Path distance divided by time interval. |
Velocity | Speed together with the direction of motion. |
Acceleration | The rate at which velocity is changing. The change may by in magnitude, direction, or both. |