Earth

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Across
  1. 1. hot liquid rock in deep parts of Earth
  2. 4. the layer underneath the crust of Earth
  3. 5. the rocks, sand, and landmasses on Earth
  4. 6. all the living things on Earth
  5. 7. outermost layer of Earth
  6. 8. all the water on Earth
Down
  1. 2. layers of different gases surrounding Earth
  2. 3. rocky pieces of Earth's outer shell
  3. 7. hottest, deepest part of Earth