16 terms

Geography

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ground water
water found under the earths surface
Aquifer
water bearing rocks which hold water
Bore
where pressure of water raises it above land surface
Water covers ____ of the earths surface
75%
Green water
water that does not run into rivers/ streams
Blue water
freshwater that we drink
Is rainfall variable
yes
Water scarcity
where demand for water is greater than available supply
Water refugees
people evacuating rural/ remote areas in search of water supplies
condensation
A change of state in which gas becomes liquid by cooling.
evaporation
The process in which a liquid changes state and turns into a gas.
precipitation
Moisture that falls from the air to the ground. Includes rain, snow, hail, sleet, drizzle, fog and mist.
Transpiration
When plants release water through pores in their leaves back into the atmosphere.
Relative Humidity
The percentage of water vapor in the air compared to the maximum amount of water that the air can hold at a particular temperature.
Runoff
Water that cannot be absorbed into the surface (the ground is too dense) but runs along it.
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