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