Fresh water on earth
Groundwater
Forms of fresh water
More Fresh water
Ocean water
100
Condensation
____________ occurs when a substance changes from gas to liquid.
100
30 percent
Ground water constitutes ____ percent of fresh water
100
transpiration
is the process that takes place when water is given off through plant leaves
100
Ponds
are shallow warm water that has bacteria and algae
100
salinity
the total amount of salt in water
200
97%
Salt water constitutes a total of _________ percent of water on earth
200
water cycle
The process that allows water to move from the earth's surface to the atmosphere and back?
200
Tributaries
are streams and smaller rivers that feed into a main river
200
1. take water from aquifer 2. drilling wells below the water table 3. use pumping 4. rely on pressure
How do people use ground water? Give two examples
200
Sodium ion and Chloride ion
What are the most two available ions in the ocean
300
NewYork
Which state has the lowest consumption rate of water Florida, NewYork or California?
300
Reservoirs
are the lakes that store water for human use
300
watershed
Is the land area that supplies water to a river system
300
aquifer
a ground water layer of permeable rocks or sediments that holds water and allows it to flow
300
Eutrophication
Is a natural process that cause lakes to disappear due to the buildup of nutrients and the increase in the amount of algae that blocks sunlight
400
69%
___________ percent of Fresh water exist in the form of ice
400
Ice
the highest percentage of fresh water exists in the form of
400
areas that separate two watersheds
What are divides?
400
the water table
the top of the saturated zone is called the __________
400
Salinity drops the freezing temperature and higher the density of water
How does salinity affect the freezing Temperature and the density of water
500
Water vapor Ice groundwater lakes and rivers
Fresh water exist in four different forms. What are those forms?
500
Great divide or continental divide
What is the name of the longest divide in North America?
500
permeable
Is the substance that allow water to pass through
500
100m
is the warmest zone of the ocean and lies between _______m and _______m in depth.
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