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Motion and Forces
Motion and Forces Lesson 2
| Question | Answer |
|---|---|
| force | a push or pull |
| newtons/pounds | units used to measure weight |
| push | a force that moves away from you |
| pull | a force that moves towards you |
| pairs | forces always work in these |
| gravity | a pulling force between to objects |
| weight | the pull of gravity on an object |
| close a door | you would need to use a push force to do this |
| open a door | you would need to use a pull force to do this |
| close a book | you would need to use a push force to do this |
| open a book | you would need to use a pull force to do this |