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Rotate and Revolve
Question | Answer |
---|---|
What does rotation mean? | to spin on an axis |
What does revolution mean? | to orbit or to move around an object |
How long does it take for the Earth to rotate on its axis? | 24 hours or 1 day |
What causes day and night? | the rotation of the Earth on its axis |
How long does it take the Earth to revolve around the sun? | 365 days or 1 year |
Why does the Sun appear to move across the sky during the day? | because the Earth rotates on its axis |
What causes a year? | the revolution of the Earth around the Sun. |
What does the Moon revolve around? | the Earth |
What does the Earth revolve around? | the Sun |
How long does it take the Moon to revolve around the Earth? | 29.5 days or 1 month |
Why do stars appear to move across the sky at night? | because the Earth rotates on its axis |