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Apologia Module 9
An Introduction to the Physics of Motion
Question | Answer |
---|---|
Reference point | A point against which position is measured |
Vector quantity | A physical measurement that contains directional information |
Scalar quantity | A physical measurement that does not contain directional information |
Acceleration | The time rate of change of an object's velocity |
Free fall | The motion of an object when it is falling solely under the influence of gravity |