Multiple Choice
If you are standing on Earth's equator, your zenith (the vertical direction above your head) over a period of 1 year will maintain which of the following alignments?
A) a fixed angle of 23.5° to the spin axis of Earth
B) an angle to Earth's spin axis that will vary between 0° and 23.5° over a period of 6 months
C) parallel to Earth's spin axis
D) perpendicular to Earth's spin axis
Correct Answer:

Verified
Correct Answer:
Verified
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