Unit 3: Geosphere

Front

What is density?

Back

It is an expression of the relative heaviness of a substance.

Front

What is erosion?

Back

The movement of sediment.

Front

In science, what unit do we use for distance?

Back

Meters.

Front

What effect does clearing forests for farmland have on soil erosion?

Back

It speeds up soil erosion.

Front

What is the name for the chain of volcanos around the edge of the Pacific Plate?

Back

Ring of Fire.

Front

What is the geosphere?

Back

The solid part of the Earth, including rocks, soil, and landforms.

Front

What is weathering?

Back

The process of breaking down rocks into smaller pieces.

Front

What is the difference between weathering and erosion?

Back

Weathering is the breaking down of rocks, while erosion is the movement of those sediments.

Front

What is sediment?

Back

Small particles of rock and soil that are moved by wind, water, or ice.

Front

What role do plants play in preventing soil erosion?

Back

Plants help hold the soil in place with their roots.