Air Pressure Crossword

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Across
  1. 3. Goes down
  2. 5. The height above sea level
  3. 8. Determines how the day is
  4. 9. Something that surrounds us all the time
  5. 10. What living animals and humans breath
Down
  1. 1. Force applied to a surface
  2. 2. Used to measure air pressure
  3. 4. The gases that surround earth
  4. 6. Goes up
  5. 7. the force that attracts a body toward the center of the earth