Weather

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Across
  1. 3. the mixture of gases surrounding a planet
  2. 5. where something comes from
  3. 7. when something stays mostly the same over time
  4. 11. a unit of air moving together
  5. 12. rain, snow, sleet, or hail that falls from clouds onto the ground
  6. 15. the movement of air in a particular direction
  7. 17. the force on a surface caused by the weight of the atmosphere pressing down on Earth
  8. 19. the process by which a liquid changes into a gas
  9. 20. the scientific study of weather
Down
  1. 1. the process by which a gas changes into a liquid
  2. 2. the layer of the atmosphere closest to Earth, where weather happens
  3. 4. something we observe to be similar over and over again
  4. 6. liquid water droplets suspended in the air
  5. 8. winds that move
  6. 9. the ability to make things move or change
  7. 10. one thing that contributes to causing an event
  8. 13. when something becomes different over time
  9. 14. measure of how hot or cold something is
  10. 16. water as a gas
  11. 18. a measure of how much water vapor is in the air