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Roller Coaster
Grade 8 Roller Coaster Vocabulary
| Term | Definition |
|---|---|
| mass | the amount of matter in something |
| kinetic energy | energy due to motion |
| the force of gravity | 9.8 m/s2 |
| efficiency | output work/input work x 100% |
| unit of momentum | kg.m/s |
| inertia | the tendency of an object to resist motion |
| potential energy | energy due to position |
| velocity | speed in a given direction |
| force | a push or pull |
| work | force x distance |