1. SHAPING EARTH'S CRUST; Erosion

Why is wind erosion so harmful? It creates too many new landforms. It breaks rocks into small pieces. It destroys beaches by carrying away sand. It removes the most fertile part of soil.

It removes the most fertile part of soil.

Which of the following is a constructive process? deposition detachment transport plucking

Wind erosion is most problematic in dry climates.

Which of the following statements is true? Deltas form in the mountains. Rill erosion happens when sand is eroded by wind. Raindrops are too light to cause erosion. Wind erosion is most problematic in dry climates.

deposition

Which of the following is caused by wind erosion? gullies rills topsoil removal beach erosion

topsoil removal

________ cause ice erosion.

glaciers

Match the following. Match the items in the left column to the items in the right column. 1.deltarock 2.deposition 3.erosionn 4.medium

1. triangular deposition of fine, fertile soil at the mouth of a river 2. placement of weathered rock and sediment by erosion 3. transport and deposition of weathered rock 4. substance which enables the transport of weathered rock and sediment

Plucking is caused by _____. ice water wind sand

ice

During deposition, _____. sediment is removed rocks are broken into fragments sediment is dropped off at a new location rock particles are carried away by a medium

rock fragments are picked up by wind, water, or ice

During detachment, _____. rock particles are transported to another location rock fragments are picked up by wind, water, or ice sediment is dropped off at a new location landforms, like beaches and sand dunes, are formed

sediment is dropped off at a new location