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force and motion
how force affect motion
| Question | Answer |
|---|---|
| velocity | speed in a particular direction |
| force | a push or pull that can change the motion of an object |
| exert | to apply a force |
| cause | an event or process that leads to a result or change |
| effect | a result or change that happens because of an event or process |
| friction | a force between an object and the surface it is moving over |
| infer | to reach a conclusion using evidence and reasoning |
| mass | the amount of matter that makes up an object |
| collision | the moment when two objects hit each other |