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Light waves
vocabulary
| Question | Answer |
|---|---|
| Light | energy that you can see |
| Crest | The highest point on a light wave |
| Trough | The lowest point on a light wave |
| Wavelength | The measurement of the wave |
| Amplitude | The distance between a waves mid point and its trough or crest |
| Transverse wave | a wave in which the crests and troughs move at right angles to the direction of the waves travel |
| Frequency | the number of waves that pass a point in a given amount of time |
| Refraction | the bending of a light wave as it moves from one material to another |
| Reflection | is when light bounces off an object |
| Roy G Biv | R=red O=orange Y=yellow G=green B=blue I=indigo V=violet |
| Color Spectrum | is the entire range of light wavelengths visible to a human eye |