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11 June, 10:46

Which is true?

A. Light waves do not change speed as they travel from air through water.

B. Light waves speed up as they travel from the air through the water

C. Light waves slow down as they travel from the air through the water.

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Answers (2)
  1. 11 June, 10:58
    0
    Light waves slow down when they go from air into water. Then, once they're in the water and traveling through it, they don't change speed.
  2. 11 June, 13:45
    0
    The correct answer is C. Light waves slow down as they travel from the air though the water.
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