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Energy
| Term | Definition |
|---|---|
| energy | the ability to do work or cause change |
| medium | material through which waves travel |
| amplitude | height of a wave- tells volume or brightness |
| refraction | bending of a wave as it passes at an angle from one medium to another |
| reflection | bouncing back of a wave as it hits a surface through which it cannot pass |
| Absorption | When an energy wave stays in a medium |
| wavelength | the distance between two peaks of an energy wave |
| frequency | number of complete wavelengths that pass a point at a given time- tells pitch or color |
| transmit | to send something or pass through |
| transparent | an object that allows light to pass through |
| translucent | allows some light to pass through but not clearly visible |
| opaque | opaque- does not allow light to pass through does not allow light to pass through |