BRAINCAKEDiffraction
Waves spread out after passing through a gap or round an obstacle.
The narrower the gap, the more waves spread out.
The longer the wavelength, the more waves spread out.
Sign in free to see the rest of this lesson, the R.E.C.I.P.E. recall steps and the quiz
BrainCake is free. Make an account in seconds and pick up where this page stops.