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Physics definitions
Physics Definitions
| Term | Definition |
|---|---|
| Convection | Heat transfer through a gas or liquid |
| Radiation | Heat transfer through heat waves |
| Conduction | Heat transfer through physical contact. |
| Energy | Comes in 3 types and is the ability to work or heat objects |
| Gear | A simple machine that transfers and modifies rotational force |
| Wheel and axle | `A simple machine that has 2 parts, it puts things in motion |
| Inclined plane | A simple machine that consists of a sloping surface and connects 2 elevations to each other |
| Screw | An inclined plane around a cylinder |
| Wedge | A triangular tool that goes from thick on one side then tapers to a thin or sharp end on the other |
| Lever | A plank or ridged beam that is free to rotate on a pivot |
| Pully | A wheel with a groove and a rope in the groove, it is used to lift or lower heavy objects |