Ms. Kasem Ch.3 Force and Motion Vocabulary
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13 terms
Terms | Definitions |
|---|---|
 motion | The state in which one object's distance from another is changing. |
| reference point | A place or object used for comparison to determine if an object is in motion. |
| meter | The basic SI unit of length. |
| speed | The distance an object travels in one unit of time |
| velocity | Speed in a given direction. |
| force | A push or a pull exerted on an object. |
| net force | The overall force on an object when all the individual forces acting on an object are added together. |
| unbalanced force | A nonzero net force that changes an object's motion. |
| balanced forces | Equal forces acting on an object in opposite directions. |
| friction | The force that one surface exerts on another when the two rub against each other. |
| acceleration | The rate at which velocity changes. |
| linear | The term used to describe the relationship between variables whose graph is a straight line. |
| nonlinear | The term used to describe a relationship between variables whose graph is not a straight line. |
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