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Why do we experience day and night?
Why does a leap year occur every four years
What angle is Earth tilted
What fraction of the Earth is the moon?
Why can the Moon appear as large as the Sun even though we know the Moon is much smaller than the Sun?
rotation and revolution
What causes the moon to be illuminated
How do shadows lengths change throughout the day
Why does the Moon seem to change shape
Describe the Moon’s period of rotation and revolution
