Vocabulary
What is subsidence?
The sinking of the crust to lower regions.
Identify one type of weathering
Answers vary
Describe how an extrusive igneous rock would become a sedimentary rock.
Weathering and erosion would break the rock down. The sediment would be deposited and compaction and cementation would create the sedimentary rock.
Nonrenewable
True or False?
Soil and dirt are the same thing.
FALSE!!!!
living
Weathering is....
the breaking down of rock into sediment
When magma cools underground, specifically what type of rock is forming?
Intrusive igneous rock
`True or False?
Rocks are made up of minerals.
TRUE!
They decompose organic matter and the mixing of the soil.
Give an example of a renewable and nonrenewable resource.
Answers vary
What are the FOUR ways weathering occurs?
Water
Wind
Ice
Changes in temperature
Where and how do metamorphic rocks form?
Underground through heat and pressure.
What TWO elements to silicate minerals contain?
Silicon
Oxygen
What type of climate does soil develop SLOWLY in?
Cold and dry
Makes up topsoil and is the decayed organic matter broken down by microorganisms.
Where would weathering happen faster, at an area with uplift or an area with subsidence?
Uplift
How do sedimentary rocks form?
Sediment is deposited and then compaction and cementation takes place.
What are the FIVE parts to the definition of a mineral?
Inorganic
Solid
Naturally occurring
Definite crystalline structure
Definite chemical composition
What type of topography does soil develop faster on?
What is a nonrenewable resource?
Natural resources that cannot be replenished in a person's lifetime.
Water
Wind
Ice
Gravity
A naturally occurring solid mixture of one or more minerals that may contain organic matter.
What are the THREE ways minerals form?
From solutions
Cooling of lava and magma
Soil consists of FOUR things. What are they?
Small rock fragments
Organic matter
Water
Air