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In refraction, when a wave travels from one medium to another, it

a)changes speeds.
b)always moves in the same direction.
c)stays in step.
d)travels in the opposite direction.

User Gubbfett
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1 Answer

4 votes

Answer:

D

Step-by-step explanation:

Refraction is The bending of light from its straight line path when it travels from one medium to another. It is also a change in the direction of travel of light, sound, or other waves crossing a boundary.

User JonTroncoso
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