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Erosion

Published on Nov 22, 2015

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1.

EROSION

Photo by Justin in SD
2.

EROSION

  • When the surface of the earth is worn away by the action of water, glaciers, winds, waves, etc.
  • The 4 types of erosion are: 1. Wind
  • 2.water
  • 3. Ice
  • 4.gravity
Photo by Geological Survey of Sweden
3.

WEATHERING

  • the various mechanical and chemical processes that cause exposed rock to decompose.
Photo by ang-st
4.

WIND EROSION

  • The erosion, transportation, and deposition of topsoil by the wind, especially in dust storms.
Photo by Leo Reynolds
5.

WATER EROSION

  • When soil is transported by water.
6.

ICE EROSION

  • When land is transported by ice or glaciers.
Photo by Nemo's great uncle
7.

GRAVITY EROSION

  • When sand, ice, or soil is moved by the influence of gravity.
Photo by Ken Lund
8.

WIND EROSION

THE SOIL WAS BLOWN DOWN OFF THE LEDGE.
9.

WATER EROSION

THE SOIL ON THE EDGE IS GETTING BROKEN DOWN BY THE WATER AND MOVED.
10.

WATER EROSION

THE SOIL IS BROKEN DOWN AND MOVED BY THE WATER.
11.

BIOLOGICAL EROSION

ROCKS WERE BROKEN DOWN TI DUST.
12.

BIOLOGICAL EROSION

  • When rocks or sand rub together they break down into dust.
Photo by monkeyc.net

Daniel Napolitan