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Weathering, Erosion, Deposition

Published on Nov 20, 2015

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PRESENTATION OUTLINE

Weathering, Erosion, Deposition

Changing our earth's surface

Weathering

 is the breaking down or dissolving of rocks and minerals on Earths surface
Photo by ...-Wink-...

Weathering

turns rock into sediment

Mechanical Weathering

is the physical breaking down of rock
Photo by bumeister1

Mechanical Weathering

can be caused by pressure
Photo by bumeister1

Mechanical Weathering

can be caused by wind

Mechanical Weathering

can be caused by water

Mechanical Weathering

can be caused by ice wedging

Mechanical Weathering

can be caused by ice wedging
Photo by Travis S.

Mechanical Weathering

can be caused by temperature changes
Photo by bumeister1

Weathering

can be chemical
Photo by Jonas Hansel

Chemical Weathering

can be caused by acid rain

Chemical Weathering

can cause oxidation of rocks

Chemical Weathering

can be caused by salt action on rock

Chemical Weathering

forms caves using carbonic acid

Erosion

 removes soil and rock from one location then transports it to another place

Erosion

can be caused by water, like floods

Erosion

can be caused by the sea
Photo by Phil's 1stPix

Erosion

can be caused by wind

Erosion

can be caused by glaciers
Photo by Dru!

Deposition

is the putting down or depositing of sediment, soil, and rocks
Photo by subarcticmike

Deposition

can be caused by saltation

Deposition

can be caused by water setting down sediment

Deposition

by water can form deltas

Deposition

by glaciers may cause moraines

Deposition

can create layers of minerals

Deposition

by streams can form an alluvial fan
Photo by sjrankin