Weathering & Erosion

Front

physical weathering?

Back

Any process that breaks rock down into smaller pieces without changing the chemistry of the rock.

Front

What typically causes physical weathering?

Back

Typically wind and water.

Front

Chemical weathering

Back

the process in which rock is broken down my changes in its chemical makeup

Front

abrasion

Back

scraping due to something abrasive (rough)

Front

erosion

Back

the process by which wind, water, ice or gravity transports soil and sediment from one location to another

Front

deposition

Back

process in which sediment is laid down in new locations

Front

sediment

Back

accumulation of small, solid pieces of material that come from rocks or living things

Front

soil

Back

a mixture of mineral particles and organic material that covers the land

Front

humus

Back

organic material in soil

Front

residual soil

Back

soil that remains above its parent rock