BRAINCAKEDiffraction
When waves travel through a gap or around and obstacle they spread out. Diffraction is a property unique to waves. The speed, frequency or wavelength of the waves do not change.
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Key terms in this lesson
- wavelength
- The minimum distance between two points on a wave that are in phase, such as from one peak to the next.
- frequency
- The number of complete oscillations or wavelengths passing a given point per unit time.