Astronauts on the Moon Look Back at Earth, Whose Diameter

question 234

Multiple Choice

Astronauts on the Moon look back at Earth, whose diameter is about 12,800 km. Because the Earth-Moon distance is about 400,000 km and the Moon's diameter is about 3500 km, how much bigger or smaller will Earth appear in their sky than the Moon does in the sky?

• A) the same, obviously
• B) 114 times
• C) 3.7 times
• D) 0.27 times

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