21st Century Astronomy
21st Century Astronomy
6th Edition
ISBN: 9780393428063
Author: Kay
Publisher: NORTON
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Chapter 2, Problem 12QP
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Because of the precession of the Earth’s axis,   a. there are four seasons, spring, summer, fall, and winter.   b. the Earth receives more solar radiation in the summer than in the winter.   c. Polaris will not be the North Star in about 12,000 years.   d. the lengths of the Earth’s days and nights vary throughout the year.
A solar eclipse is only visible over a narrow strip on the Earth's surface. This is most closely associated with: Select one alternative: The ways in which our view of the sky depends on latitude. The combination of the Earth's rotation on its axis and its movement around the sun. The elliptical nature of the moon's orbit. The perspective dependence associated with parallax. Solar eclipses are actually visible to everyone on the daylight side of the earth.
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