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Danielle Easterday
Chapter 11 Vocab
Term | Definition |
---|---|
Frame of Reference | Is a system of objects that are not moving with respect to one another. |
Relative Motion | Is movement in relation to a frame of reference. |
Distance | Is the length of a path between two points. |
Vector | Is a quantity that has magnitude and direction. |
Resultant Vetor | The vector sum of two or more vectors. |
Speed | Is the ratio of the distance an object moves to the amount of time an object moves. |
Average Speed | Is the total distance traveled. |
Instantaneous Speed | Is the rate at which an object is moving at a given moment in time. |
Velocity | The speed and direction in which an object is moving. |
Acceleration | The rate at which velocity changes. |
Free Fall | The movement of an object toward Earth solely because of gravity. |
Constant Acceleration | Is a steady change in velocity. |
Linear Graph | The displayed data forms straight-line parts. |
Nonlinear Graph | A curve connects the data points that are plotted. |