Weathering And Erosion Question Preview (ID: 4875)
Review Concepts On Components And Creation Of Soil.
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What is weathering?
a) it's a term when discussing instruments used in measuring the weather
b) when soil is moved from place to place
c) when rocks are broken down into smaller sediments
d) when soil is deposited into a different location
What is the main force for weathering and erosion?
a) wind
b) water
c) ice
d) glaciers
What is erosion?
a) it is the process of soil being moved from place to place
b) when rocks are broken down into smaller sediments
c) when soil is deposited into a different location
d) when soil is evaporated by extreme heat
What are some of the different types of physical weathering?
a) acid and oxygen
b) plant roots, water, ice
c) ants and termites
d)
What are the different types of chemical weathering?
a) wind and frost wedging
b) acid and oxygen
c) ants and termites
d)
What are the different types of erosion?
a) wind, water, gravity, glaciers
b) acid and oxygen
c) plant roots and animals burrowing
d) extreme heat and evaporation
What layer of soil is the most fertile?
a) subsoil
b) topsoil
c) bedrock
d) organic matter
Why is soil important?
a) we need it for our soccer and football fields
b) it keeps our houses in place
c) it's fun to play in
d) we need it to help grow our food
What percentage of soil is made up of minerals?
a) 5%
b) 25%
c) 45%
d) 50%
What percentage of soil is made up of water and air combined?
a) 5%
b) 25%
c) 45%
d) 50%
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