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Delaney Ramnytz
Chapter 11 Vocabulary
Term | Definition |
---|---|
Frame of Reference | The necessary ingredient of a description of motion. |
Relatoive Motion | Movement in relation to frame of reference. |
Distance | The length of a 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 and object moves to the amount of time the object moves. |
Average Speed | The total distance traveled divided by the time traveled. |
Instantaneous Speed | The rate at which and object is moving at any given time. |
Velocity | The speed and direction in which an object is moving. |
Acceleration | The rate at which velocity changes. |
Free Fall | The movement of and object toward Earth soley because of gravity. |
Constant Acceleration | A steady change in velocity. |
Linear Graph | In which the displayed data form straight-line parts, the slope of the line is acceleration. |
Nonlinear Graph | A curve connects the data points that are plotted. |