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Olivia Adams
Science Chapter 11
Term | Definition |
---|---|
Frame of Reference | a system of objects that are not moving with respect to one another |
Relative Motion | movement in relation to a frame of reference |
Distance | a 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 an object moves to the amount of time the object moves |
Average Speed | total distance traveled divided by the time |
Instantaneous Speed | 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 because of gravity |
Constant Acceleration | a steady change of velocity |
Linear Graph | a graph in which the displayed data is in a straight line |
Nonlinear Graph | a graph in which the displayed data is in a curved line |