1. How old is the Moon? 4.6 billion years 2.6 billion years 900 million years
2. The Moon's mass is about, 1/8 of Earth's mass 1/20 of Earth's mass 1/50 of Earth's mass
3. A person weighing 60kg on the Earth would weight, 10 kg on the Moon 15 kg on the Moon 60 kg on the Moon
4. How long is the lunar day (from sunrise to the next sunrise)? 24 hours 126 hours 708 hours
5. Which percent of the surface area of the Moon visible is to the Earth? 50 percent 59 percent 76 percent
6. Which of these statements about the Moon's atmosphere are TRUE? Moon has a thin atmosphere with few clouds Moon has a thin atmosphere but no clouds Moon has no atmosphere
7. The surface layger of the Moon is called, Apollo Regolith Moonzonite
8. Compared to earthquakes, 'moonquakes', Are million times weaker Have the same intensity Are stronger than earthquakes
9. How many people have walked on the moon? 8 astronauts 12 astronauts 22 astronauts
10. A lunar month (a complete cycle of phases from new moon to the subsequent new moon) is longer than the orbital period because, The moon travels in an elliptical orbit The Earth moves along its orbit The Moon slow rotation on its axis
