Across
- 2. circular features formed by impacts
- 6. formed from a chunk of a rapidly spinning early molten Earth
- 7. radar and ____ readings
- 8. exists at the poles in deep craters
- 10. dark areas on the surface
- 12. pulverized meteorite ejecta or regolith
- 15. lighter areas that are mountainous
- 16. _____ was deposited by comet/meteorite impacts
- 17. Moon has been volcanically ____ for 3 billion years
- 18. Moon formed separately near Earth
Down
- 1. Earth’s _____ pulled on the lunar near-side…
- 3. moons orbit syncs to earths orbit
- 4. moons gravity causes a tidal drag
- 5. largest impact crater
- 8. moon is slightly egg shaped
- 9. early Earth collided with a Mars-size object
- 10. Inner ______ surrounds a small partially molten iron core
- 11. no _____; bone dry rocks
- 13. ditches where molten lava flowed
- 14. Moon formed far away and was caught by Earth’s gravity