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Ms. T's Ch. 4 vocab
| Term | Definition |
|---|---|
| battery | a device that produces an electric current due to changes to the materials inside it |
| electrical circuit | a closed path through which an electric current can flow |
| complete circuit | a closed path through which an electrical current flows |
| electric current | the flow of electricity through a conductor |
| energy of motion | energy that results in movement |
| light energy | a form of energy that makes it possible for the eye to see |
| sound energy | energy that is created by vibrating matter |
| refraction | the bending of light as it passes from one transparent material into another |
| reflection | the bouncing of light off of a surface |
| absorb | to soak up or take in |