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physical Science voc
Vocabulary Words
| Term | Definition |
|---|---|
| Mass | Mass is the amount of matter that makes up an object. |
| Force | Force is a push or a pull. |
| Friction | Friction is a force that causes objects in motion to speed up or slow down when two surfaces rub together. |
| Speed | Speed is a measure of how far an object moves in a certain amount of time. |
| Simple Machines | Simple Machines make work easier. |
| Motion | A motion is a movement, or a change in an objects position. |
| Position | Position is the place where an object t is located. |
| Gravity | Gravity is a force that pulls things toward the Earth. |