Water Systems

2. What does snow create after it builds up over time?
6. What is an underground layer of permeable rock or sediment that stores and transmits groundwater
7. What is the term used when the process of certain gases trap heat in the Earth's atmosphere, making it warmer?
9. What is the varied average temperature in the Northern Hemisphere?
11. What does the Sun pass through before reaching the Earth's surface?
12. a special structure for plants; an example of a microclimate
16. When temperature and ______ amounts change significantly over time, glaciers and ice sheets are affected, increasing or decreasing in size.
17. large bodies of water can absorb and release a lot of ___.
18. A sudden an extreme event caused by natural forces.
19. What is the varied average temperature in the Southern Hemisphere?

1. Changes in the size of glaciers and ice sheets influence local and global ____.
3. Which hemisphere contains 81% of the ocean?
4. What are tornadoes over water called?
5. What is the one Continent in the Southern Hemisphere that is opposite in seasons to the continents in the Northern Hemisphere?
8. Which hemisphere contains 61% of the ocean?
9. What did the winds in Hurricane Hazel reach?
10. Hurricanes start from _____ over the ocean.
13. a region in Canada that is adjacent to the sea
14. Water has a higher _____ _____ than land or air.
15. What changes in glaciers and ice sheets that influence local and global water systems?