Lunar Terms

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Across
  1. 2. The phase of the Moon when it's fully illuminated
  2. 5. A steep-sided, flat-floored pit on the Moon
  3. 6. The dark, flat plains on the Moon's surface
  4. 7. The Moon's irregularly shaped mountains
  5. 9. The process of a planet or moon blocking the Sun's light
  6. 10. A slender, sharp-pointed ridge on the Moon
Down
  1. 1. A large, circular volcanic depression on the Moon
  2. 3. The outermost layer of the Moon's surface
  3. 4. The gravitational force on the Moon, about 1/6th of Earth's
  4. 8. The area on the Moon between the highlands and maria