D4. Erosion review

Front

What is erosion?

Back

Erosion is the process by which soil and rock are removed from the Earth's surface by natural processes such as wind or water flow.

Tags

NGSS.MS-ESS2-2

Front

What is the primary agent of erosion in river systems?

Back

Water is the primary agent of erosion in river systems.

Tags

NGSS.MS-ESS2-4

Front

What is a floodplain?

Back

A floodplain is a flat area of land adjacent to a river that is subject to flooding.

Tags

NGSS.MS-ESS2-2

NGSS.MS-ESS2-4

Front

What is a sandbar?

Back

A sandbar is a submerged or partially submerged ridge of sand that is formed by the action of waves and currents.

Front

What is a river delta?

Back

A river delta is a landform that forms at the mouth of a river, where it meets a body of water, and is created by the deposition of sediment.

Tags

NGSS.MS-ESS2-2

Front

What is discharge in the context of rivers?

Back

Discharge is the volume of water that flows past a given point in a certain time period, usually measured in cubic meters per second.

Tags

NGSS.MS-ESS2-4

Front

What is the relationship between stream velocity and erosion?

Back

Higher stream velocities increase the potential for erosion, as faster-moving water can carry more sediment and erode the riverbed more effectively.

Front

What is weathering?

Back

Weathering is the breaking down of rocks into smaller pieces through physical, chemical, or biological processes.

Tags

NGSS.MS-ESS2-2

Front

What is the difference between weathering and erosion?

Back

Weathering is the process of breaking down rocks, while erosion involves the movement of those broken-down materials to new locations.

Tags

NGSS.MS-ESS2-2

Front

What are meanders in a river?

Back

Meanders are the winding curves or bends in a river that form as the water erodes the banks.

Tags

NGSS.MS-ESS2-1

NGSS.MS-ESS2-2