Question

The frequency of a wave does not change as it passes from one medium to another.

What will most likely happen if a light wave moves from the air into a solid?
The wavelength of the light wave will increase.
O The speed of the light wave will decrease
The wavelength of the light wave will remain the same.
O The speed of the light wave will remain the same.
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Answer 1

The speed of the wave will decrease (due to a shorter wavelength after passing from air to a more dense medium)