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chapter 11 vocab
Term | Definition |
---|---|
Frame of Reference | System of object that are not moving with respect to one another. |
Relative motion | Movement in relation to a frame of reference. |
Distance | Length of a path between two points. |
Vector | A quantity that has magnitude and direction. |
Resultant Vector | Which is the vector sum of two or more vectors. |
Speed | Ratio of distance over time. |
Average speed | Total distance traveled divided by the time it take to travel that distance. |
Instantaneous speed | Rate an object moves in a given amount of time |
Velocity | speed and direction in which an object is moving |
Acceleration | Rate that velocity changes |
Free Fall | Acceleration change due to speed |
Constant Acceleration | Steady change in acceleration |
linear graph | Displayed data forms straight lines |
Nonlinear | Accelerated motion is represented by a curved line on a distance time graph. |