Multiple Choice
The blue color of the sky is a result of ____.
A) selective scattering of visible light by air molecules
B) the filtering effect of water vapor in Earth's atmosphere
C) reflection of sunlight off Earth's oceans
D) transmission of visible light through the ozone layer in Earth's stratosphere
E) absorption of short wavelengths by air molecules
Correct Answer:

Verified
Correct Answer:
Verified
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Q15: Twilight is the name given to the
Q16: When a star appears to twinkle or
Q17: The green flash is largely an example
Q18: Explain what causes secondary rainbows to form.
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Q21: If people see a rainbow in the
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Q23: A reflection of sunlight off ice crystals
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