Multiple Choice
The Sun's apparent speed across the sky:
A) remains constant throughout the year.
B) changes slightly throughout the year, but only because of Earth's tilt on its axis.
C) changes slightly throughout the year, but only because Earth's orbit is not perfectly round.
D) changes slightly throughout the year, both because of Earth's tilt and because Earth's orbit is not perfectly round.
Correct Answer:

Verified
Correct Answer:
Verified
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