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Earth and Weather
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Published on Nov 18, 2015
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MORE DECKS TO EXPLORE
PRESENTATION OUTLINE
1.
Soil
rocks break into small pieces to become soil
Photo by
NRCS Soil Health
2.
humus
adds nutirents to the soil
Photo by
Dru!
3.
Landform
a solid feature on Earth's crust
Photo by
vwbranom
4.
slow changes to landforms
weathering
erosion
Photo by
Balthus Van Tassel
5.
WEATHERING
THE BREAKING DOWN OF ROCKS INTO SMALLER PIECES
Weathering is caused by water, wind, and plant roots.
It can take thousands of years for rocks to break down.
Photo by
blentley
6.
EROSION
Water, wind and gravity cause erosion
Creep is a very slow type of erosion that moves rocks and soil.
Moving water, wind, and glaciers cause erosion.
Know how the shape of a river changes.
Know what causes sand dunes.
Photo by
Sheba_Also
7.
Quick changes to Landforms
earthquake
volcanos
Photo by
gnuckx
8.
EARTHQUAKE
THE SHAKING OF EARTH'S SURFACE
Photo by
martinluff
9.
VOLCANO
AN OPENING IN EARTH'S SURFACE FROM WHICH LAVA FLOWS
10.
Natural Resources
material from earth that living things need
Photo by
skoeber
11.
Renewable Resource
can be replaced in a fairly short time
trees, water, sunlight, air and soil
Photo by
...-Wink-...
12.
Nonrenewable Resource
cannot be replaced once its used up
ores, coal, oil, gas
Photo by
David Basanta
13.
conservation
protect an environment from harmful changes
Photo by
josh.ev9
14.
What are some ways to conserve resources?
Photo by
Curology
15.
Sand
has largest rock particles
Photo by
Ross Bucher
16.
silt
medium-sized rock particles
Photo by
Marco Bellucci
17.
clay
rock particles are the smallest
Photo by
squesada70
18.
Weathering Vs. Erosion
weathering breaks down rocks
erosion picks up weathered material and washes it away
Photo by
foto3116
Dena Thomas
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