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(also called a geyser) place where warm water shoots out of the crust in volcanic areas
How do we calculate the pressure gradient of air pressure?
an index used to measure life expectancy, level of education or literacy and GDP per capita
the decayed organic material (plant and animal matter) that forms the top layer of soil
(also called fracking) the process of drilling for shale gas (a natural gas) and extracting...
a graph showing the runoff of a river in relation to discharge and time after the rain
(also called a water cycle) the cycle of evaporation and condensation that controls the...
water sources dry up and there is less underground water
(also called a wet and dry bulb thermometer) an instrument used to measure humidity