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Across
  1. 3. Line – A crack in Earth’s crust where movement happens
  2. 7. – The breaking down of rocks into smaller pieces
  3. 9. – Water that flows over land into rivers, lakes, or oceans
  4. 10. – The movement of heat through liquids or gases
  5. 11. Warming – The gradual increase in Earth’s average temperature
  6. 14. – The layer of gases that surrounds Earth
  7. 16. Plates – Large pieces of Earth’s crust that move slowly
  8. 17. Effect – The process that traps heat in Earth’s atmosphere
  9. 19. – A resource that cannot be replaced quickly
  10. 21. Mass – A large body of air with the same temperature and moisture
  11. 22. – Melted rock found beneath Earth’s surface
  12. 24. – When liquid water changes into water vapor because of heat
  13. 25. – A resource that can be replaced naturally over time
Down
  1. 1. – The process when plants release water vapor into the air
  2. 2. Front – When a cold air mass moves under a warm air mass
  3. 4. – A tool used to measure air pressure
  4. 5. Stream – A strong wind that moves quickly high in the sky
  5. 6. – Any form of water that falls from clouds to Earth
  6. 8. – The process of dropping or laying down sediment
  7. 12. – An area of land where all water drains into the same river or lake
  8. 13. – Small pieces of rock, sand, or soil moved by water or wind
  9. 15. – When water vapor cools and turns back into liquid water
  10. 18. – The amount of water vapor in the air
  11. 20. Front – When a warm air mass moves over a cold air mass
  12. 23. – Melted rock that flows out of a volcano