The Light Waves Represented by the Three Rays Shown in the Diagram

question 1

Multiple Choice

The light waves represented by the three rays shown in the diagram all have the same frequency. 4.7 wavelengths fit into layer 1, 3.2 wavelengths fit into layer 2, and 5.3 wavelengths fit into layer 3. Rank the layers according to the speeds of the waves, least to greatest.

• A) 1, 2, 3
• B) 2, 1, 3
• C) 3, 1, 2
• D) 3, 2, 1
• E) 1, 3, 2

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Definitions:

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