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Force and Motion
| Term | Definition |
|---|---|
| Gravity: | the force that attracts an object toward the center of the Earth, or toward any other physical body having mass |
| Force | push or pull applied to an object |
| Push | to use force to move someone or something away from you |
| Pull | to hold onto and move someone or something toward yourself |
| Friction | force that opposes movement between touching surfaces and always acts against the direction of motion |
| Mass | the measurement of the amount of matter something contains |
| Weight | the measurement of the pull of gravity on an object |
| Motion | the action or process of moving or of changing place or position; movement |
| Inertia | matter’s resistance to change in motion |
| Speed | the rate at which someone or something moves or travels |
| Position | the place where someone or something is in relation to other people or things. |
| Axis | The two perpendicular lines on a coordinate grid. Horizontal axis is called the X. The vertical axis is called the Y |
| Unbalanced Force | forces that are not equal causing an object to move or change motion. |
| Acceleration | the rate at which the speed of a moving object changes over time |
| Direction | a course along which someone or something moves. |