Exercise
Form 14: Earth, Moon, and Sun Alignments
Explore how the relative alignments of the Earth, Moon, and Sun create phases and eclipses. Practice recognizing different celestial configurations.
Questions
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MultiChoice
What is the astronomical term for three celestial bodies forming a straight line?
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MultiChoice
What direct alignment causes a solar eclipse?
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MultiChoice
What direct alignment causes a lunar eclipse?
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MultiChoice
What type of extreme ocean tides occur during New Moon and Full Moon alignments?
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MultiChoice
What type of milder ocean tides occur during First and Third Quarter alignments?
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MultiChoice
Why do spring tides produce the highest high tides?
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MultiChoice
What angle do the Sun and Moon form relative to Earth during neap tides?
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MultiChoice
How many eclipse seasons occur during a typical calendar year?
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MultiChoice
Why don't eclipses occur at every syzygy (New or Full Moon)?
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MultiChoice
What are the two points where the Moon's path crosses Earth's ecliptic plane?
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MultiChoice
An eclipse can ONLY happen when a New or Full Moon occurs near what location?
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MultiChoice
How long is the Saros cycle, which predicts repeating patterns of eclipses?