a system of channels, pipes, or tunnels that carry water a long distance
What is an aqueduct?
100
The careful use of a natural resource such as water
What is Conservation ?
100
2 fresh water resources
What is surface water and ground water?
100
Desalination
What is the process of of removing salt form salt water to make fresh water?
100
Fresh water supplied to farms and fields
What is irrigation?
200
An underground layer of rock or soil through which water easily moves
What is an aquifer?
200
the recycling of waste water so it can be used again
What is water reclaimation?
200
water that collects in spaces and cracks in rocks and soil underground
What is groundwater?
200
water in a gas form
What is water vapor?
200
Oceans
What body of water covers most of the earth's surface?
300
a region of land that drains into a river
What is a watershed?
300
The Sacramento-San Joaguin river and the Colorado river
Where does California get it's water?
300
1% of all water on earth
What is the amount of usable fresh water we have access to?
300
where 2/3 of the 3% of fresh water is locked up?
What are glaciers?
300
100 C or 212 F
What is the degrees of boiling water?
400
A natural place where water is collected and stored.
What is a reservoir?
400
California is using too much water
What is the problem California is facing?
400
97% of the water on earth.
What is the percentage of water on earth that is salt water?
400
When salt water is pumped at HIGH pressure through a thin membrane, salt is left behind and the water vapor escapes through the small holes in the membrane.
What is reverse osmosis?
400
Sea water is boiled, water turns to water vapor and rises through thin membrane and the salt is left behind. The water vapor is cooled and becomes liquid fresh water.
What is distillation?
500
A hole dug or drilled into an underground area saturated with water.
What is a well?
500
Running only full loads of laundry and dishes
What is an example of water conservation?
500
rivers, lakes, ponds, streams, creeks
What is surface water?
500
A salty waste in the process of desalination
What is brine?
500
A very expensive method of making salt water into fresh water.