Erosion And Deposition, Les 1-2, 6th Grade Question Preview (ID: 60388)


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The major agent of the erosion that has shaped Earth's land surface is
a) moving water
b) wind
c) animals
d) chemical weathering

The agents of erosion lay down sediment in new locations in a process called
a) deposition
b) erosion
c) mass movement
d) ice wedging

Mass movement can be
a) both
b) rapid
c) slow
d)

After many years, a gravestone on a hillside falls over because of
a) creep
b) landslide
c) mudslide
d) slump

Which is an agent of erosion?
a) all of these
b) glaciers
c) waves
d) gravity

What is a meander?
a) a bend in a river
b) the wide area of land along a river
c) a fan-shaped sediment deposit
d) a large groove in the soil

Sinkholes are common in
a) karst topography
b) cropland
c) the desert
d) the North Pole

When carbonic acid eats away at limestone and makes underground holes, we call them
a) both
b) caves
c) caverns
d)

Near the source, the river flows through a deep, ___shaped valley.
a) v
b) U
c) FAN
d) flat

Alluvial fans are found near
a) mountain valleys
b) where a river meets an ocean
c) at the bottom of a volcano
d) waterfalls

Flood plains are terrible for growing things.
a) false
b) true
c)
d)

A ___ is the area from which a river and its tributaries collect their water.
a) drainage basin
b) flood plain
c) river
d) gulf

___ only contain water during a rainstorm and for a short time after it rains.
a) gullies
b) streams
c) rivers
d) tributaries

Runoff can be increased by
a) all of these
b) farmers removing crops
c) cutting down trees
d) paving a field

What kind of land has more runoff?
a) steeply sloped land
b) gently sloped land
c) flat land
d)

When rock and soil slide quickly down a steep slope
a) landslide
b) mudslide
c) creep
d) slump

Weathering, erosion, and deposition act together in a cycle that is
a) never-ending.
b) temporary.
c) short-lived.
d) not permanent.

When runoff flows in a thin layer over the land, it may cause a type of erosion called
a) sheet erosion
b) frost wedging
c) slump
d) layered erosion

More runoff means
a) more erosion
b) less erosion
c) the same amount of erosion
d) erosion no longer occurs.

A large stream is often called a
a) river
b) rill
c) gully
d) stream

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