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Light Waves
Term | Definition |
---|---|
Crest | The highest point on a wave. |
Trough | The lowest point on a wave. |
Wavelength | The length between one wave and another. |
Frequency | The number of waves that pass a point in a given amount of time. |
Amplitude | The distance between a wave's mid-point and it's crest or trough. |
Transverse Wave | A wave in which the crests and troughs move at right angles to the direction of the wave's travel. |
Light | Energy that you can see. |
Reflection | Light reflects off objects. |
Refraction | The bending of light rays as they enter a new medium. |
Color spectrum | The visible colors from shortest to longest wavelength . |
ROYGBIV | Red, Orange, Yellow, Green, Blue, Indigo, Violet |