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Stack #4669535
| Term | Definition |
|---|---|
| Simple machines | Simple machines make work easier. |
| Mass | Mass is the amount of matter that makes up an object. |
| Force | Force is a push or pull. |
| Friction | Friction is a force that causes objects 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. |
| Motion | A motion is movement, or a change in an object's position. |
| Position | Position is the place where an object is located. |
| Gravity | Gravity is a force that pulls things toward Earth. |
| Direction | slow down or change_________. |
| Air resistance | Gravity vs. __________. |
| Gravity | A push vs. fiction and gravity. |
| pull | A ____ vs. fiction. |
| push | push vs. _____. |
| Further | The more force that is applied the ________ the object will go. |
| Pulls | Pushes and ____. |
| Friction | Air resistance ________. |
| Touching | Friction opposes motion between two________ objects. |