Form 6: The Lunar Cycle and Orbit
Learn how the Moon's orbit around Earth creates the repeating lunar cycle. Understand the movement and timing behind lunar phases.
Questions
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MultiChoice
How long does it take the Moon to orbit Earth relative to the stars (sidereal month)?
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MultiChoice
Why is the full phase cycle (29.5 days) longer than one orbital revolution (27.3 days)?
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MultiChoice
What shape is the Moon's orbit around Earth?
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MultiChoice
What is the term for the point in the Moon's orbit closest to Earth?
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MultiChoice
What is the term for the point in the Moon's orbit farthest from Earth?
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MultiChoice
Why do eclipses NOT happen every single month?
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MultiChoice
What are the two points where the Moon's orbital path crosses Earth's orbital plane?
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MultiChoice
In what direction does the Moon orbit Earth when viewed from above the North Pole?
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MultiChoice
Roughly how fast does the Moon travel in its orbit around Earth?
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MultiChoice
What force keeps the Moon in orbit around Earth?
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MultiChoice
What is synchronous rotation?
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MultiChoice
How many degrees per day does the Moon move eastward against background stars?