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approximately what percentage of earth is water?
71%
colorless, odorless, tasteless water is ______.
pure water
What is outgassing?
the continuing proccess of water being released from below earth's crust
What is the change in global sea level called?
Eustasy
What is the water level change due to glaciers called?
glacial-eustatic
What percent of the world's water is ocean saltwater?
about 97.22%
Where does most of the earth's fresh water come from?
glaciers
Water dissolves other molecules easily because it is _____
solvent
Surface tension and polarity of water are cause by ______
hydrogen bonds
ice is (more/less) dense than water
less
the direct change of ie to water vapor or vice versa is called?
sublimation
How many calories does the latent heat of freezing or melting require?
80 cal/ g C
How many calories does the latent heat of sublimation require?
680 cal/ g C
The latent heat of condensation and vaporization require how many calories?
540 cal/g C
How many calories does it take to raise the temperature of 1 g of water 1 degree C?
100 cal
How many calories do you need to evaporate 1 g of water IN NATURE?
585 cal
To change the state of H2O, heat energy must be _______ or ______.
absorbed or released
Author
Anonymous
ID
12557
Card Set
Geography
Description
Test #3
Updated
2010-03-31T01:11:03Z
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