Topic 5: Lesson 2 - Erosion and Deposition

Which process causes the shape of these giant dunes?

• deposition

• erosion

• weathering

• waves

Tags

NGSS.MS-ESS2-2

Dunes help coastal areas by:

• absorbing impacts from waves

• protecting homes from rising tides

• providing a barrier to low lying areas

• all of these are correct

Kerry decides to build a model of a sand dune. In addition to sand, what will he need to form the model?

• ice

• plants

• water

• wind

How can farmers prevent soil erosion on their farms? Choose the two that apply.

• Leave roots in the soil after harvesting.

• Plant trees around the fields to block wind.

• Harvest all the crops on the farm at once

• Pull up the entire plant when they harvest crops.

CiCi is hiking in the woods after a rainstorm when she sees a single large mass of rock and soil moving quickly downhill. Which type of mass movement is this?

• landslide

• slump

• creep

• mudflow

A tall thin rock formation is formed by the wind. This is an example of

• erosion

• deposition

Tags

NGSS.MS-ESS2-2

A delta is formed where

sediment collects at the end of a river. This is an example of

• erosion

• deposition

A small sea cave is formed where

waves crash into the side of a cliff. This is an example of

• erosion

• deposition

Tags

NGSS.MS-ESS2-2

A stalactite is formed by water leaving

mineral deposits from the ceiling of a cave. This is an example of

• erosion

• deposition