New York Science Grade 7

Section 2: Erosion of Earth's Surface

Section Quizzes - English

1
Creep and mudflows are two types of __________.
A)gravity
B)chemical weathering
C)mass movements
D)mechanical weathering
2
Gravity, ice, wind, and water are agents of __________.
A)deflation
B)abrasion
C)runoff
D)erosion
3
Rainfall can cause all of the following types of mass movement EXCEPT __________.
A)slump
B)rockslides
C)mudflows
D)creep
4
A __________ occurs along curved surfaces.
A)creep
B)slump
C)mudflow
D)rock slide
5
Rock flour is a result of __________ erosion.
A)glacial
B)wind
C)water
D)soil
6
U-shaped valleys are formed by __________.
A)rivers
B)lakes
C)glaciers
D)rock slides
7
__________ is a mixture ranging from small particles to large boulders.
A)Outwash
B)Deposition
C)Till
D)Sediment
8
__________ is the result of sand and gravel deposits left by rivers.
A)Till
B)Sediment
C)Outwash
D)Deposition
9
Deflation is an erosional process of __________.
A)ice
B)water
C)landslides
D)wind
10
Silt that is carried by the wind and then deposited is called __________.
A)loess
B)talcum
C)till
D)flour
11
A form of erosion that results in pitted or smoothly polished rocks is __________.
A)deflation
B)abrasion
C)till
D)runoff
12
Water moving over Earth's surface results in __________.
A)abrasion
B)deflation
C)runoff
D)loess
13
__________ erosion occurs when water flows down a slope in a thin layer.
A)Abrasion
B)Outwash
C)Till
D)Sheet
14
Which list correctly places channels in order from smallest to largest?
A)rill, gully, stream
B)rill, stream, gully
C)gully, rill, stream
D)stream, gully, rill
15
The most important agent(s) of erosion is/are __________.
A)ice
B)wind
C)streams
D)gravity
16
Canyons are formed by the erosional processes of __________.
A)streams
B)ice
C)wind
D)gravity
17
__________ are formed when sediment accumulates in large amounts at the mouth of a river.
A)Rills
B)Outwashes
C)Deltas
D)Tills
18
Sediment accumulates to create all of the following EXCEPT __________.
A)deltas
B)bars
C)sand dunes
D)mountain bowls
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