Earth Spheres

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Across
  1. 3. Thin layer of gas that surrounds Earth
  2. 9. Liquid or solid water falling to Earth
  3. 10. Water flowing over or under the ground
  4. 12. All living things on Earth
  5. 14. Occurs when liquid water turns into vapor
  6. 15. 99.98% of Earth's energy comes from this source.
  7. 16. A system in which matter can enter and leave
  8. 17. All rocks, soil, and landforms on Earth
Down
  1. 1. Technology used to study the deep ocean
  2. 2. A system in which matter cannot enter or leave
  3. 4. When plants convert water into vapor
  4. 5. Water vapor cooling into water droplets
  5. 6. When water collects into basins on surface
  6. 7. Technology allowing us to see Earth from above
  7. 8. Energy from residual heat inside the Earth
  8. 11. Energy from the moon's gravitational pull
  9. 13. All water on Earth