Geography

Card Set Information

Author:
Anonymous
ID:
12557
Filename:
Geography
Updated:
2010-03-30 21:11:03
Tags:
geograpy
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Description:
Test #3
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  1. approximately what percentage of earth is water?
    71%
  2. colorless, odorless, tasteless water is ______.
    pure water
  3. What is outgassing?
    the continuing proccess of water being released from below earth's crust
  4. What is the change in global sea level called?
    Eustasy
  5. What is the water level change due to glaciers called?
    glacial-eustatic
  6. What percent of the world's water is ocean saltwater?
    about 97.22%
  7. Where does most of the earth's fresh water come from?
    glaciers
  8. Water dissolves other molecules easily because it is _____
    solvent
  9. Surface tension and polarity of water are cause by ______
    hydrogen bonds
  10. ice is (more/less) dense than water
    less
  11. the direct change of ie to water vapor or vice versa is called?
    sublimation
  12. How many calories does the latent heat of freezing or melting require?
    80 cal/ g C
  13. How many calories does the latent heat of sublimation require?
    680 cal/ g C
  14. The latent heat of condensation and vaporization require how many calories?
    540 cal/g C
  15. How many calories does it take to raise the temperature of 1 g of water 1 degree C?
    100 cal
  16. How many calories do you need to evaporate 1 g of water IN NATURE?
    585 cal
  17. To change the state of H2O, heat energy must be _______ or ______.
    absorbed or released

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