Weathering, Erosion, and Minerals

Front

What is erosion?

Back

Erosion is the movement of sediment by wind, water, or glaciers.

Front

What does luster describe in minerals?

Back

Luster describes the way light reflects off a mineral's surface, such as metallic, dull, glassy, shiny, or pearly.

Front

What is weathering?

Back

Weathering is the breaking apart, wearing away, or dissolving of rock.

Front

Which properties of minerals can be determined only by looking?

Back

Cleavage and Luster can be determined only by looking.

Front

What is the breakdown of the Earth’s crust into sediment called?

Back

Weathering is the breakdown of the Earth’s crust into sediment.

Front

What is the difference between weathering and erosion?

Back

Weathering is the process of breaking down rocks, while erosion is the movement of those broken materials.

Front

What is deposition?

Back

Deposition is the process where sediment is laid down in new locations after being transported by erosion.

Front

What is a mineral?

Back

A mineral is a naturally occurring, inorganic solid with a definite chemical composition and crystalline structure.

Front

What is the hardness of a mineral?

Back

Hardness is a measure of how resistant a mineral is to being scratched.

Front

What is the streak of a mineral?

Back

Streak is the color of the powder produced when a mineral is dragged across a hard surface.