Weather and Water Inv. 2 Where's the Air?

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Across
  1. 2. the layer above the Mesosphere
  2. 3. a body's relative mass or the quantity of matter contained by it, giving rise to a downward force; the heaviness of a person or thing.
  3. 5. an atmospheric gas whose amount changes based on the environment.
  4. 9. the mixture of gases surrounding Earth
  5. 10. the atmosphere above the stratosphere
  6. 12. the layer the atmosphere that is also known as the ozone layer.
  7. 14. the layer of the atmosphere that transitions from atmosphere to space.
  8. 15. become or make larger or more extensive
  9. 16. squeeze or press
Down
  1. 1. anything that has mass and takes up space
  2. 4. the layer of the atmosphere that begins at Earth. Weather also happens here.
  3. 6. the layers of gases surrounding Earth.
  4. 7. continuous physical force exerted on or against an object by something in contact with it
  5. 8. a gas in the atmosphee in which the amount of gas stays constant.
  6. 11. portion of matter
  7. 12. the particular condition that someone or something is in at a specific time.
  8. 13. the amount of matter in something