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When two plates are pushed toward each other, one of the plates will be pushed deep into the mantle
Two plates are moving away from each other, causing a gap that can be filled with magma
When a heavy ocean plate is pushed below the other plate and melts as it encounters the hot mantle
Hot Spot Volcanoes
Volcano that does not form at the margin of plates. It is found over spots which are areas where magma can rise to the surgace through the plates
Rock that results when rock is melted by heat and pressure below the crust into a liquid and then resolidifies
Physical Weathering (Mechanical)
Any process that breaks rock down into smaller pieces w/o changing the chemistry of the rock
Occurs as a result of chemical interactions b/t water and other atmospheric gases and the bedrock of a region
Weathering that takes place as the result of the activites of living organisms
The layer below the A horizon that containes leached minerals from the A and OM from the O
The bottom most layer of soil that is composed of larger pieces of rock that have not undergone much weathering
The soil becomes water logged and when it dries out salt forms a layer on its surface refurred to as this...
Soil and Water Conservation Act 1977
Legislation that establish soil and water conservation programs to aid landowner and users
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