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Weathering, Erosion, and Deposition Review Flashcards | StudBud
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Weathering, Erosion, and Deposition Review
Weathering, Erosion, and Deposition Review
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6th Grade Earth Science - Georgia
Flashcards
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Questions
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Answers
1
Organic matter
in soil is made from which of the following?
carbon dioxide
acid rain
weathered parent rock
decayed plants and animals
2
Undergroundcaverns form as a result of which process - when acids dissolve limestone?
chemical weathering
differential weathering
mechanical weathering
oxidation
3
Which is a result of wind deposition?
sand dune
river delta
underground cave
u-shaped valley
4
What
process
resultsfrom the following agents:
ice, wind,water, gravity, plants, and animals
?
crystallization
cooling
weathering
metamorphism
5
Acid rain
slowly
dissolves statues
and buildings. Whatis this a good example of?
abrasion
chemical weathering
mechanical weathering
erosion
6
In cold climates, rocksare broken into pieces by the action of
water
. What is this process?
chemical weathering - acid rain
mechanical weathering - abrasion
mechanical weathering - ice wedging
chemical weathering- reaction with calcite
7
Which ofthe following is most responsible for
preventingerosion
?
poor farming practices
weathering rocks
removal of trees
presence of plants
8
Based on this chart, which of the following is
TRUE
?
90% is inorganic
Decayed material is 5%
Only 25% is useful to plants
Only 50% is useful to plants
9
Landslides of sediment are caused by gravity
.
False
True
10
Which describes formation of sand?
wind+waves=sand
rocks + waves = sand
humus+waves=sand
11
What is located beneath soil layers?
clay
humus
bedrock
lava
12
Constructionon
steep slopes
in California haslead to
severe erosion by
_ including
landslides
.
wind
animals
gravity
waves
13
What can be done to soil to make it
more fertile
?
terrace
till the soil
remove large pebbles
add more organic material
14
Which of the following
does not
conserve soil?
crop rotation
terracing
strip mining
contour plowing
15
Erosion
is the process by which
rock materials are broken down
.
True
False
16
What is the movement of soil from one place to another called?
deposition
weathering
cementation
erosion
17
Which resource is NON-renewable?
wood
sunlight
wind
natural gas
18
How do we know the Appalachian Mountains are older than the Rockies?
Appalachians have rounded tops
Rockies have rounded tops
Appalachians are on east coast
Rockies are shorter
19
Overtime, a
rocky cliff
will become
smaller rocks
and
sand particles
. This is
which process
?
evaporation
erosion
deposition
weathering
20
Whatis the process of
sediment dropping andcoming to rest
?
deposition
erosion
compaction
weathering
21
Why does a river deposit sediment
at the mouth of a river to
form a delta?
river speed stays same
river speeds up
river slows down