Earth's Surface Systems vocab part 1

Front

Geologic principle that processes today also operated in the past to change Earth's surface.

Back

Uniformitarianism

Front

Process of moving weathered rock and soil particles by water, ice, wind, or gravity.

Back

erosion

Front

Type of weathering that breaks rock into smaller pieces

Back

mechanical weathering

Front

Process breaking down rock via chemical changes

Back

chemical weathering

Front

Loose, weathered material on Earth's surface for plant growth

Back

soil

Front

Dark-colored organic material in soil

Back

humus

Front

Small, solid pieces from rocks or organisms, deposited by erosion.

Back

sediment

Front

Process of sediment being laid down in new locations

Back

deposition

Front

Processes by which gravity moves sediment downhill

Back

mass movement

Front

Wind removes surface materials

Back

deflation