Science Crossword

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Across
  1. 4. The life on earth
  2. 5. The rock on the earth
  3. 8. The air that pushes onto the surface of earth
  4. 10. The layer of the atmosphere where aurora borealis forms
Down
  1. 1. The first layer of the atmosphere
  2. 2. A large body of air that reaches 1000 miles
  3. 3. Tiny water droplets on the surface of earth
  4. 6. The last layer of the atmosphere
  5. 7. The water on earth
  6. 9. The gas that surrounds earth