Weathering & Erosion Vocabulary

Flashcards covering Weathering & Erosion Vocabulary.

Weathering

Breaking into smaller pieces.

Erosion

Moving sediment.

Deposition

Dropping transported sediment.

Residual sediment

Sediment that stays in place.

Transported sediment

Sediment that has been moved.

Frost action

Freezing and thawing of water making cracks bigger.

Abrasion

Rocks get round and smooth by tumbling.

Tributary

Small stream that feeds into a larger river.

Meander

A curve in a river.

Oxbow lake

Lake created when meanders get separated from rivers.

Delta

Triangle shaped area of sediments where rivers end.

V-shaped valley

Created by rivers.

U-shaped valley

Created by glaciers.

Striations

Scratches.

Drumlin

Single hill, steeper on one side.

Moraine

Narrow ridge of sediment where a glacier ends.

Mass movement

Large movement of material downhill.

Soil horizons

Layers in the dirt.