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Physics 6 to 12

Question 20 of 30

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Competency 5—Knowledge of waves and optics

DIRECTIONS: Read the question and select the best response.

In a vacuum, red light has a longer wavelength than blue light. This means that in a vacuum, red light

Choose an answer

moves faster than blue light.
moves slower than blue light.
has a higher frequency than blue light.
has a lower frequency than blue light.

Enter to expand or collapse answer.Answer expanded: Correct Response: D.