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1 vote
What material causes a wave to bounce off of it

2 Answers

4 votes
interference.
hope that this helps you! =)
User Giorgi Lagidze
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4 votes
Its a Reflector

Reflector is some sort of material that is used to collect or bounce off energy such as sound, light, or radio wave

Usually it took form in some sort of parabolic that revolve around an axis
User Sandie
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