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Light waves
Term | Definition |
---|---|
Crest | the highest point the wave rises to |
trough | the lowest point the wave sinks to |
wavelength | the distance between two trough's |
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 |
freqency | the number of waves {crest or troughs} that pass a point in a given amount of time |
Light | energy that you can see |
Reflection | light reflecting off an object |
Refraction | the bending of light rays as they re-enter a new medium |
color spectrum | different frequencies of color |