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WorksheetsWeathering, Erosion, and Deposition
Total questions: 20
Worksheet time: 10mins
Name
Class
Date
1.
The agent of mechanical weathering in which rock is worn away by the grinding action of other rock particles is called
a)
erosion
b)
cracking and peeling
c)
abrasion
d)
ice wedging
2.
Ice wedging causes mechanical weathering of rock by means of
a)
heating and cooling
b)
plant growth
c)
animal actions
d)
freezing and thawing of water
3.
What kind of weathering causes mineral composition to change?
a)
mechanical weathering
b)
permeable weathering
c)
chemical weathering
d)
general weathering
4.
A rock containing iron becomes soft and crumbly and reddish-brown in color. It probably has been chemically weathered by
a)
abrasion
b)
carbon dioxide
c)
oxygen
d)
acid rain
5.
The most important factors in determining the rate of weathering are
a)
carbon dioxide and acid rain
b)
abrasion and acids from plant roots
c)
animal actions and oxygen
d)
surface area, rock type, and climate
6.
A marble statue is left exposed to the weather. Within a few years, the details of the statue have begun to weather away. This weathering is probably caused by
a)
oxygen in the air
b)
carbonic acid in rainwater
c)
lichens
d)
abrasion
7.
A permeable rock weathers easily because it
a)
is made up of small particles
b)
contains many small, connected air spaces
c)
is made up of only one mineral
d)
is made up of many minerals
8.
The process by which natural forces moved weathered rock and soil from one place to another is called
a)
soil conservation
b)
deposition
c)
abrasion
d)
erosion
9.
Landslides, mudflows, slump, and creep are all examples of
a)
mechanical weathering
b)
runoff
c)
mass movement
d)
soil formation
10.
Mass movement is caused by
a)
plucking and abrasion
b)
gravity
c)
chemical weathering
d)
erosion and deposition
11.
What type of energy is involved when a river moves sediment and erodes its banks?
a)
chemical energy
b)
gravitational energy
c)
potential energy
d)
kinetic energy
12.
What happens as gravity pulls water down a slope?
a)
Kinetic energy changes to potential energy
b)
Both kinetic and potential energy vanish
c)
energy is stored for future use
d)
potential energy changes to kinetic energy
13.
What causes most sediment to wash or flow into a river?
a)
friction
b)
deposition
c)
mass movement and runoff
d)
turbulence
14.
How would a fast-flowing river be most likely to move sand-sized particle of sediment?
a)
It would lift them and carry them downstream
b)
It would dissolve them completely in solution
c)
It would roll or slide them along the streambed
d)
It would deposit them on the stream bed
15.
As more water flows through a river, its speed will
a)
stay the same
b)
increase
c)
decrease
d)
reduce friction between the water and the streambed
16.
What is one main difference between continental glaciers and valley glaciers?
a)
Continental glaciers are much larger and thicker
b)
Each type of glacier is made of different materials.
c)
Valley glaciers cause more erosion.
d)
Continental glaciers never melt.
17.
Glaciers can only form when
a)
there is an ice age.
b)
there is a U-shaped valley in the mountains
c)
the amount of snow exceeds the amount of rain
d)
more snow falls than melts.
18.
The soil in New York State is made up of sediment of all different sizes. If you dig a hole in your back yard, you are likely to hit small sized rocks, medium sized rocks, as well as large boulders. These unsorted sediment of different sizes were most likely deposited by which agent of erosion?
a)
running water (rivers)
b)
ice (glaciers)
c)
wind
d)
mass movement
19.
Which types of sediment are deposited first when a river slows down and starts to lose energy?
a)
smallest, flattest, and least dense
b)
largest, roundest, and most dense
c)
igneous, sedimentary, and metamorphic
d)
darkest, warmest, and oldest
20.
In a curving river, the water on the outside curve will travel faster and the water on the inside curve will travel slower. The streambed on the inside curve will have more
a)
erosion
b)
deposition
c)
gravity
d)
kinetic energy
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