Atmospher (Salomón Enríquez)

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Across
  1. 2. Is a vital gas to survive.
  2. 5. A liquid or gas that is used to remove heat from something.
  3. 6. gas produced by burning carbon, organic compounds and by respiration.
  4. 9. It is a layer of gases that is around the earth or other planets.
  5. 11. Is a vital liquid to living beings.
Down
  1. 1. A chemical element, its a gas unreactive.
  2. 3. It is a substance in a gaseous state
  3. 4. Which is first or older than anything else.
  4. 7. Is a planet that we live.
  5. 8. A mountain with a large hole at the top through which magma, rocks and gases are thrown, sometimes they are forced.
  6. 10. Is a living being that purifies oxygen.