The Moon

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Across
  1. 3. A type of rock rich in olivine and pyroxene that composes the lunar mantle
  2. 7. The Moon's magnetic field is thousands of times ______ than the magnetic field of Earth
  3. 8. The astronomer who discovered four moons orbiting Jupiter in 1610, proving our Moon was not the only one
  4. 10. The primary metallic element found in the Moon's core
  5. 13. The thickest layer of the Moon, which is mostly solid but partly molten near the core
  6. 14. The light-colored, mountainous areas of the lunar surface
  7. 17. The moon phase (first or last) during which neap tides occur
  8. 18. The Latin name for the Moon and the root for the adjective "lunar"
  9. 19. Molecules detected in 2008 that provided evidence of global hydration on the lunar surface
  10. 20. The distance to the Moon is roughly equivalent to this many "Earths"
Down
  1. 1. The 2020 NASA mission that confirmed water exists even on sunlit surfaces like the Clavius Crater
  2. 2. Dark features on the Moon, named after the Latin word for "seas," which are actually lava-filled impact basins
  3. 4. Exceptionally high and low tides that occur when the Earth, Sun, and Moon are in a straight line
  4. 5. The fraction of Earth's gravity found on the Moon, which causes astronauts to "bounce"
  5. 6. The layer of loose "soil," ranging from fine dust to large boulders, that sits on the bedrock
  6. 9. High concentrations of this are located in permanently shadowed regions near the poles
  7. 11. Moderate tides that occur when the Sun and Moon are perpendicular to one another
  8. 12. The term used to describe the moon when it appears to be growing larger over several nights
  9. 14. the list with answers first, then a space, then the clue:
  10. 15. An element found in the lunar core alongside iron and nickel
  11. 16. One of the two moon phases during which spring tides always occur