Earth & Space - Unit 2 Test

Front

What is a soil profile?

Back

A vertical sequence of soil layers.

Front

How are eskers formed?

Back

Eskers are ridges formed by sediment from meltwater streams under glaciers.

Front

What is an avalanche?

Back

A rapid flow of snow down a slope, often occurring in mountainous areas with thick accumulations of snow.

Front

What causes deflation?

Back

Wind erosion.

Front

How do living things impact weathering and erosion?

Back

Living things impact weathering and erosion by breaking down rocks, mixing soil, and contributing to soil formation.

Front

What is mechanical weathering?

Back

The physical breakdown of rocks into smaller pieces without changing their chemical composition.

Front

What is chemical weathering?

Back

The process that breaks down rocks through chemical reactions, altering their mineral composition.

Front

What is glacial erosion?

Back

The process by which glaciers carve and shape the land as they move.

Front

What is wind deposition?

Back

The process by which wind transports and deposits sediment in new locations.

Front

What is residual soil?

Back

Soil that has formed from the weathering of the underlying bedrock.