18 terms

Geology 101 Ch. 7

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The internal and external forces on the Earth that help sculpt the landscape we see is known as the _______.
rock cycle
Partially decayed organic matter in soil called _______
humus
_______ is the extremely slow downslope granular flow of regolith.
creep
A permanent body of ice, consisting largely of recrystallized snow and showing evidence of movement under the pull of gravity is known as _______.
glacier
A member of this family of hydrous alumino-silicate minerals is generally referred to as a _______.
clay
The small spaces between mineral grains are called ______.
pores
The white clay found in China that has been used in porcelain is known as ______.
kaolin
The uppermost soil horizon that contains a high amount of organic matter is known as the _____ horizon.
O
Sediment that is moved along the bottom of a stream is known as _______.
bedload
The _______ layer is the deepest layer of soil that consists of parent rock material in various stages of weathering.
C
A sediment that is made of relatively coarse mineral grains is known as _______.
sand
A _______ is a fracture in the rock in which no appreciable movement has occurred.
joint
A _______ involves a rotational movement of rock or regolith.
slump
A type of chemical weathering in which minerals react with dissolved oxygen in water is known as _______.
oxidation
Flowing regolith that is not saturated with water is known as a _______ flow
granular
Dissolution is a good example of mechanical weathering.
false
The process of large, curved slabs of rocks peeling off from the surface is known as dissolution.
False
Kaolin is a clay material used in the production of fine porcelains.
True
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