Glossary
| 1. | dynamics | the branch of mechanics concerned with the motion of bodies under the action of forces. |
| 2. | Force | a measurable influence that causes something to move |
| 3. | Velocity | the speed of something in a given direction |
| 4. | momentum | the quantity of motion of a moving body.
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| 5. | Acceleration | begin or cause to move more quickly. |