Across
- 3. may be referred to as torrid zone
- 5. funnel shaped cloud
- 6. study of the earth
- 7. equal 100 centimeters
- 8. interchangeable with elevation
- 11. a branch of science used to forecast weather
- 13. envelope of gases surrounding the earth
- 14. the rise and fall of sea level
- 16. deep valley having steep sides
- 18. can express hot or cold
- 20. floats to the bottom
- 21. held together by its own gravity
- 22. formed as a result of geological processes
Down
- 1. area where subsoil is permanently frozen
- 2. spills lava that flows downward
- 4. smallest fundamental unit of a chemical compound
- 7. rocks changed under great pressure or heat
- 9. measures atmospheric measure
- 10. 4th layer of the earths atmosphere
- 12. the average of weather conditions over time
- 15. collection of tiny water droplets or ice crystals
- 17. a process by which the surface of the earth is worn down
- 19. a group of linked ideas intended to explain something
- 21. provides medium for plant growth
- 23. drainage of water away from land