Science U04, 05, and 06 Vocab

Front

Smallest rock particle in soil

Back

Clay

Front

Process of depositing weathered material by wind, water, or ice

Back

Deposition

Front

Process of breaking down and moving earth materials

Back

Erosion

Front

Action of physical conditions on Earth causing changes in materials' color, texture, composition, or form; process breaking down rocks into smaller pieces.

Back

Weathering

Front

A thick layer of compacted ice and snow that remains frozen year-round.

Back

Glacier

Front

Small stones and pebbles

Back

Gravel

Front

Material in soil from decayed plants and animals

Back

Humus

Front

Soil with mostly sand, silt, and some clay.

Back

Loam

Front

Small rock particle found on beaches and soil

Back

Sand

Front

Mixture of decaying organic material, weathered rock, water, mineral fragments, and air that takes thousands of years to develop.

Back

Soil