2. constructive interference
Match the following words to the descriptions
1. boundary
2. constructive interference
3. destructive interference
4. diffraction
5. reflection
6. refraction
the definitions
the border where two different media come into contact
the addition of a crest and a trough of two different waves
the addition of the crests of two different waves
the change in the direction of a wave as it enters a new medium
the change in the direction of a wave as it bounces off the boundary between two media
a phenomenon displayed by a wave when it bends around an obstacle or passes through an opening and spreads out
Answers: 3
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Match the following words to the descriptions
1. boundary
2. constructive interference
2. constructive interference
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