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Energy
| Term | Definition |
|---|---|
| Energy | the ability to do work |
| Electric current | the flow of electricity through a conductor |
| Chemical energy | Energy stored in chemical bonds, examples: batteries, digestion, photosynthesis |
| Mechanical energy | energy of motion |
| Electrical energy | energy that is absorbed or delivered by an electric circuit |
| Light energy | a form of energy which our eyes can detect |
| Thermal energy | energy related to the temperature of an object or a substance |
| Sound energy | energy produced by vibrations |
| Insulator | a material that does not allow the flow of electricity |
| conductor | A material that allows heat or electricity to pass through it. |
| series circuit | An electric circuit with a single path |
| parallel circuit | An electric circuit with multiple paths |
| open circuit | an incomplete electrical circuit in which no current flows, it does not work |
| closed circuit | a complete circuit through which electricity flows, it works correctly |