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Types of Energy
Unit 8 Vocabulary
| Term | Definition |
|---|---|
| Mechanical Energy | Energy produced by a machine or moving part |
| Light Energy | Radiant energy that our eyes can see from the visible part of the electromagnetic spectrum |
| Sound Energy | Energy produced from vibration that you can hear |
| Electromagnetism | Magnetism created by an electric current; examples are MRI and electric motor |
| Reflection | Energy waves bouncing off the surface of an object (mirrors or echoes return energy back to their source) |
| Refraction | Energy waves that bend (change direction and speed) as they pass from one type of object to another type |
| Lens | A clear piece of curved glass or plastic that bends passing light to focus or spread the light rays |
| Prism | An object made of clear plastic or glass that bends light rays |
| Illuminate | To light up |
| Flow of Energy | Energy that moves or travels smoothly in a certain direction |
| Absorb | To take in |
| Transmit | To pass or cause to pass through space or a material |
| Opaque | Material that blocks or absorbs the light |
| Translucent | Material that scatters light as it passes through |
| Transparent | Material that allows light to pass through easily |
| Energy | What is needed to do work or cause change |
| Electrical Energy | Energy produced by the movement of electrons |
| Electrical Current | The flow of electricity around a circuit |
| Electrical Circuit | The pathway through which electrical current flows |
| Conductor | Material that allows electric current to flow through easily |
| Insulator | Material that slows down or stops electric current from flowing |
| Magnify | Increase in size, power or importance |
| Thermal Energy | Energy that causes a transfer of heat between materials |