W.E.D.

_____________________ happens when rocks on Earth's surface break apart or change without moving anywhere.

• Erosion

• Weathering

• Deposition

_____________________ is the movement of soil and rock by wind, water, ice, and gravity.

• Weathering

• Erosion

• Deposition

______________________ occurs when eroded materials stop moving and begin to build up.

• Weathering

• Erosion

• Deposition

_______________ moves material from one place to another.

• Weathering

• Erosion

• Deposition

_____________________ is solid material (matter) moved by wind and water that settles on the surface of land or the bottom of a body of water.

• deposition

• sediment

• erosion

A _____________________ is a wetland area that forms as river waters empty into a larger body of water.

• dune

• delta

• deposition

• tsunami

The Grand Canyon was caused by _____________________ erosion from the Colorado River.

• water

• wind

The movement of water in a river causes the rocks to become ______________ over time.

• smaller/smoother

• larger/rougher

A fan-shaped area where a river meets the ocean is called a ____________. This is formed when sediment and rock is deposited at the end of the river.

• dune

• delta

• weathering

• sediment

A ______________ is a hill of sand created by the wind.

• dune

• delta

• sediment