Across
- 2. viscoelastic rock layer in the earth
- 5. chunks of ice that fall from the sky
- 6. a brief weather change that moves east to west
- 8. the average of weather over time
- 11. plates that make up the earth's surface
- 12. when vapor becomes liquid
- 14. wind cyclone
- 15. the conditions of a place at any given time
- 18. top layer of earth
- 19. tropical cyclone
- 20. a graph that measures the power of earthquakes
Down
- 1. rain, snow, and sleet
- 3. people who study earthquakes
- 4. where two plates meet
- 7. most common type of weather
- 9. tremor caused by tension
- 10. The force that keeps objects in earth's orbit
- 13. an area where earthquakes occur
- 16. when water becomes gas
- 17. the after sound of lightning