20 Terms
Contributors in Geography
Geography
volcanic avalanche
Geography; Geography
A large, chaotic mass of soil, rock, and volcanic debris moving swiftly down the slopes of a volcano. Volcanic avalanches can also occur without an eruption due to an earthquake; heavy rainfall; or ...
debris avalanche
Geography; Geography
A large, chaotic mass of soil, rock, and volcanic debris moving swiftly down the slopes of a volcano. Volcanic avalanches can also occur without an eruption due to an earthquake; heavy rainfall; or ...
water table
Geography; Geography
The level below the land surface at which the subsurface material is fully saturated with water. The depth of the water table reflects the minimum level to which wells must be drilled for water ...
tectonic plates
Geography; Geography
A series of rigid slabs (16 major ones at present) that make up the Earth's outer shell. These plates float on top of a softer, more plastic layer in the Earth's mantle.
