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Earth Systems: Rock Cycle and Soil Flashcards | StudBud
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Earth Systems: Rock Cycle and Soil
Earth Systems: Rock Cycle and Soil
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Rocks and Soil Review
Flashcards
15 cards
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Practice quiz
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Questions
15
Answers
1
Bob poured water over a pile of sand& some of the sand washed away. This process is similar to?
the forming of dunes or mounds in a desert
the erosion of the walls of a canyon
the uplifting of mountain ranges
the eruption of a volcano
2
True of False: Sand holds more water than silt or clay.
False
True
3
True or False: Grass growing on a hillside will help stop erosion.
False
True
4
The pic. shows how a type of rock forms at the bottom of the ocean.What type of rock is this?
Igneous
Metamorphic
Lava
Sedimentary
5
Abrasion is a form of _________ weathering.
chemical
mechanical
6
Which of the following is not a method used to preserve the fertility of topsoil?
plant soybeans in field to increase nitrogen levels
clearing a field of all plants so nutrients can replenish
plowing under plant materials left in the field
crop rotation
7
Which correctly lists the order that water will go through the funnels from fastest to slowest?
Coarse sand, pebbles, fine sand
Pebbles, fine sand, coarse sand
Fine sand, coarse sand, pebbles
Pebbles, coarse sand, fine sand
8
Which layer of soil would contain no plant roots?
Topsoil
Parent Rock
Subsoil
9
Which
best
explains the relationship between parent rock and soil composition?
weathered parent rock determines organisms found in soil
weathered parent rock is largest component of soil
weathered parent rock determines the amount of air in soil
weathered rock is the smallest component of soil
10
All of the following are examples of erosion EXCEPT
The wind in the desert blows sand against a rock
A glacier picks up boulders as it moves
A flood carries small particles downstream
An icy winter causes the pavement in a road to crack
11
Which layer of soil has little to no weathering occurring?
Subsoil
Parent Rock
Bedrock
Topsoil
12
During a severe drought, which will likely cause the most erosion of a farmland?
wind
ice
water runoff
soil creeping downhill
13
Which piece of information will help you identify a rock?
The minerals the rock contains
The size of the rock
The weight of the rock
The temperature where the rock was found
14
What conclusion can you make from grass growing on a hillside helps to stop erosion?
The grass helped to move the water through the soil.
The grass helps hold the soil in place.
The soil without grass was sticky & more water stayed in it.
The soil without grass was loose, & more water stayed in it.
15
Which soil horizon usually contains humus?
B horizon
E horizon
C horizon
A horizon
