Earth science vocab

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Across
  1. 4. specific type of metal
  2. 5. layer of gasses surrounding Earth
  3. 9. frozen water on Earth
  4. 10. liquid water on Earth
  5. 11. Earth’s dense, metallic center
  6. 12. outer part of Earth’s magnetic field
  7. 15. force of attraction between every object and every other object that exists because of mass
Down
  1. 1. rigid layer that includes the crust and uppermost mantle
  2. 2. plastic, flowing layer within the mantle
  3. 3. all living organisms on Earth
  4. 6. thick middle layer in the solid part of Earth
  5. 7. amount of mass, or substance, in a material
  6. 8. a shape like a ball
  7. 13. the solid part of Earth, including the soil and Earth’s rocky center
  8. 14. rocky, outermost layer of Earth