click below
click below
Normal Size Small Size show me how
Mikayla Milford
Chp. 11
| Term | Definition |
|---|---|
| frame of referance | is a system of objects that are not moving with respect to echother |
| relative motion | is movement in relation to a frame of referance |
| distance | is the length of a path between two objects |
| vector | is a quantity that has both magnitude and direction. |
| resulant vector | sum of two or more vectors |
| speed | is the ratio of the distance an object moves to the amount of time the object moves |
| average speed | total distance divided by time |
| instantaneous speed | is the rate at which the object is moving in a given moment in time |
| velocity | the speed and direction 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 | displayed data form straight line parts |
| nonlinear graph | a curve that connects the data points that are plotted |