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Vocabulary 24
Science words
| Word | Definition |
|---|---|
| Position | the location of an object compared with things around it |
| Motion | a change in an object’s position |
| Distance | the length between two points |
| Speed | how fast an object’s position changes |
| average speed | the total distance traveled divided by the amount of time |
| Force | a push or pull exerted by one object on another |
| Friction | a force that opposes the motion of an object in contact with a surface |
| Gravity | a force of attraction that exists between all objects with mass |
| Inertia | the tendency of an object to oppose a change in motion |