mechanical weathering = no change in rock composition big...
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Mechanical Weathering = no change in rock compositionBig Rocks > Little rocks > Sediment> Soil
Caves Boiling Springs
pg 258
pg 260
Limestone
Root Wedging pg 259
c.
lys
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Exfoliation
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PrecipitationTemperature
Igneous rocks weather more easily
Calcium Silica Oxides cement sedimentstogether
Chemical reactions work best in warm, wet climes
A
B
Mt Seashore River bed Field Volcano
TextureSand 1∕16 mm to 2 mmSilt 1∕256 mm to 1∕16 mmClay smaller than 1∕256 mm
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Top Soil
Minerals
Humus
Transported = brought in from some other locationResidual = formed from Bedrock
Regolith
Darker soil = more organic
CLAY
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A
Point A:Sand = 65%Silt = 20%Clay= 15%
C E
D
B
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Steep Land = thin soil
Biomes
Plants reduce soil erosion
Deposition = builds up the land
What moves?How fast it movesHow it moves
Fall Slides Flows
Free falling
Slips slides downhill Liquid
Weathering > Erosion Deposition
SnowEarthMudRock
Fast or Slow
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Slump
Angle of Repose = stable angle of a slope
Creep
Fast / Rapid
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Volcanoes =Lahar
Most Common
Tundra / Arctic
Rock
Gravity causes motion but it selfis not in motion
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Question 43:
Question 45
Question 44
Question 42: