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Jeremy Struckel
Chpt. 11 Vocab.
Term | Definition |
---|---|
Frame of Reference | a system of objects that are not moving in respect to one another. |
Relative Motion | Movement in relation to frame of reference. |
Distance | Length of the path between two points. |
Vector | A quantity that has magnitude and direction. |
Resultant Vector | The vector sum, of two or more vectors. |
Speed | The ratio of the distance an object movies to the amount of time the object moves. |
Average Speed | Computed for the entire duration of the trip. |
Instantaneous Speed | Measured at a particular instant. |
Velocity | A description of both speed and direction of motion. |
Acceleration | The rate of which velocity changes. |
Free Fall | The movement of an object toward Earth solely because of gravity. |
Constant Acceleration | A steady change in velocity. |
Linear Graph | Displayed data form straight-line parts. |
Nonlinear Graph | A curve connects the data points. |