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Stack #2344107
Term | Definition |
---|---|
motion | The state in which one object's distance from another is changing. |
reference point | A place or object used for comparison to describe the position or motion of a person or object. |
distance | The length of a path between two points. |
displacement | The length and direction of a straight line between starting and ending points. |
vector | A measurable quantity that consists of both a magnitude and a direction. |
speed | The distance an object travels in a certain period of time without regard to direction. |
average speed | The overall rate of speed at which an object moves: calculated by dividing the total distance an object travels by the total time. |
instantaneous speed | The speed of an object at any given instant. |
slope | The steepness of a line on a graph, equal to its vertical change divided by its horizontal change. |
acceleration | The rate at which velocity changes with time. |
work | A word that describes |
energy | |
kinetic energy | |
potential energy | |
gravitational potential energy | |
elastic potential energy | |
mechanical energy | |
law of conservation of energy |