Weathering Review Notes

Breaks rock into smaller pieces, wears mountains down

Does not change rock composition

Key words: Ice (Frost) Wedging, abrasion, plants' roots, burrowing animals, sediment, soil

Changes the composition

Chemical reactions in the rock

Key words: acid rain, pollution, dissolves, limestone, cave, sinkhole, oxidation, rust, oxygen

Rock type

Temperature increases

Precipitation increases

Surface area

The removal and transport of weathered material from one location to another. 

Agents of erosion include flowing water, wind, glaciers, and gravity. 

The laying down or settling of eroded material, often building new landforms.

Key words: dropped, settled

Geosphere: land-related; mountains, soil

Hydrosphere: water-related; oceans, rain

Atmosphere: air-related: gases, weather

Biosphere: life-related; animals, plants, fungi

Cryosphere: ice-related; glaciers, icebergs

Winds carrying seeds: atmosphere/biosphere

River flowing through a canyon: hydrosphere/geosphere