W.E.D. Review

What is weathering?

• The breakdown of solid materials into very small particles by water, air, and other natural events.

• The build up of land by the settlement of sediment and soil in a new location.

• A large, slow-moving, long-lasting accumulation of snow and ice that develops on land.

• Sand or small pieces of rock broken down by weathering and deposited on the land or at the bottom of a body of water.

What is erosion?

• Carrying away sediments by water, wind or ice.

• Sand or small pieces of rock broken down by weathering and deposited on the land or at the bottom of a body of water.

• Francisco Coronado

• Deposition

What is deposition?

• erosion

• process in which sediments, soil and rocks are dropped off and added to a landform or land mass.

• a glacier

• moving sediments down the river

What is sediment?

• SMALL PIECES OF WEATHERED ROCK

• grass after it has been mowed

• lava rock

Water freezing in a crack, melting, and refreezing again is an example of ____________?

• weathering

• erosion

• 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

Which process describes a mudslide flowing down a steep hill?

• Weathering

• Erosion

• Deposition

Which is an example of Erosion?

• Sand being pulled away from a beach by waves.
• Roots of a tree breaking apart a rock
• water in a river smoothing down rocks.