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WorksheetsErosion and Weathering Review
Total questions: 40
Worksheet time: 24mins
Name
Class
Date
1.
How does freezing water cause the weathering of rocks? The freezing water—
a)
keeps the rocks in place
b)
makes the rocks last longer
c)
expands cracks and breaks rocks
d)
causes rocks to fall in landslides
2.
The process that breaks down rocks and other materials on Earth's surface is called
a)
weathering
b)
erosion
c)
soil conservation
d)
decomposition
3.
What is mechanical weathering?
a)
Process through which rocks are physically broken into smaller pieces.
b)
Rocks are broken down through chemical changes.
c)
Rocks are worn away from acid in plant roots.
d)
Rocks broken down by machinery.
4.
Which type of climate will have faster chemical weathering?
a)
Hot and Wet
b)
Cold and Dry
c)
Hot and Cold
d)
Cold and Wet
5.
The diagrams shows a rock with water trapped in the cracks during the day and at night.
Which statement best explains why this process results in weathering?
Which statement best explains why this process results in weathering?
a)
frozen water acts as a solute
b)
water expands when it freezes
c)
the mass of water increases when it freezes
d)
frozen water dissolves most types of rock
6.
Rust that forms on rocks or metal because of extended exposure to oxygen is what example of chemical weathering?
a)
carbon dioxide (carbonic acid)
b)
acid rain
c)
oxygen
d)
living organisms
7.
This type of weathering occurs when rocks weaken then break down due to chemical changes in the composition of the rock.
a)
mechanical weathering
b)
chemical weathering
c)
erosion weathering
d)
deposition
8.
How does freezing water cause the weathering of rocks? The freezing water—
a)
keeps the rocks in place
b)
makes the rocks last longer
c)
expands cracks and breaks rocks
d)
causes rocks to fall in landslides
9.
How might a weathered mountain appear different than an unweathered mountain?
a)
Weathered mountain would be taller.
b)
Weathered mountain would be rounder and less jagged.
c)
Weathered mountain would be more jagged and less rounded.
d)
Weathered mountain would have no trees.
10.
Weeds growing into the cracks in a sidewalk and the sidewalk begins to crumble is an example of:
a)
mechanical weathering
b)
chemical weathering
11.
This type of weathering occurs when rock is physically broken down into smaller pieces of rock.
a)
mechanical weathering
b)
chemical weathering
c)
erosion weathering
d)
deposition
12.
A metal statue slowly turning green after years of being outside is an example of:
a)
mechanical weathering
b)
chemical weathering
13.
Which of the following is an example of chemical weathering?
a)
Acid rain dissolving limestone
b)
roots breaking into concrete
c)
paper being ripped
d)
Water running over rocks
14.
All of the following are causes of physical weathering except...
a)
plant growth
b)
wind
c)
acid rain
d)
running water
15.
Lichens (small green plants) growing on a large boulder release enzymes and other acids that slowly break the rock apart. This is an example of:
a)
mechanical weathering
b)
chemical weathering
16.
Exposure to rain and oxygen causes the metal minerals in rocks to rust and fall apart. This is an example of:
a)
mechanical weathering
b)
chemical weathering
17.
A piece of sandstone changing color (from brown to rusty red) from exposure to water and air is an example of:
a)
mechanical weathering
b)
chemical weathering
18.
Rocks along a riverbed that are smoothed from continuously moving water and sediment rubbing against them is an example of:
a)
mechanical weathering
b)
chemical weathering
19.
Potholes forming in the road after a cold winter is an example of:
a)
mechanical weathering
b)
chemical weathering
20.
Select the answer that shows the order of events a rock goes through.
a)
erosion, weathering, deposition
b)
weathering, erosion, deposition
c)
deposition, weathering erosion
d)
erosion, deposition, weathering
21.
What is the process that picks up and moves weathered rocks?
a)
deposition
b)
landslide
c)
weathering
d)
erosion
22.
A cliff formed near the ocean. Which statement best describes how this cliff formed?
a)
Warm air melted the rock.
b)
Sun rays evaporated the rock.
c)
Ocean waves washed away rock.
d)
Plant roots pushed away the rock.
23.
Weathering causes rocks and minerals to break into smaller pieces. Which event is the best example of weathering?
a)
a raindrop splashing in a lake
b)
a snowball rolling down a mountain
c)
a tree root growing into the crack of a rock
24.
Over long periods of time, deposition may change the Earth’s surface by _____.
a)
forming new land features
b)
breaking down large rocks into smaller ones
c)
washing away beaches
d)
severely draining topsoil
25.
Deposition changes the Earth’s surface because eroded materials _____.
a)
stop the river's flow
b)
make rich farmlands
c)
are dropped in new places
d)
move very slowly
26.
What has the greatest erosion effect on our beaches?
a)
waves
b)
gravity
c)
glaciers
d)
wind
27.
What is the movement of soil from one place to another?
a)
weathering
b)
deposition
c)
discharge
d)
erosion
28.
What would a beach look like that has been affected by storms and rough waves?
a)
there's a sea stack
b)
the beach is rocky
c)
there were sandbars
d)
the beach was sandy
29.
What force is responsible for erosion and deposition in landslides?
a)
gravity
b)
ice
c)
wind
d)
temperature
30.
What is a type of mass movement by gravity?
a)
dune
b)
loess
c)
glacier
d)
mudslide
31.
What is responsible for the formation of sand dunes?
a)
Wind
b)
Water
c)
Gravity
d)
Ice
32.
What forms as wind slows?
a)
mudflows
b)
rockfalls
c)
dunes
d)
glaciers
33.
The process of breaking up Earth's surface into sediment is called...
a)
sediment
b)
erosion
c)
weathering
d)
deposition
34.
What is sediment?
a)
the process of rocks being broken down and carried away
b)
bits of rock, sand, and silt caused by the weathering of rocks
c)
the top layer of the soil
d)
decaying plant or animal material
35.
Which of these is an example of erosion
a)
Light Shinning onto a mountain
b)
Rain breaking down rock
c)
Wind blowing away sediment
d)
All of the above
36.
What happens when weathering and erosion work together?
a)
New Mountains are created
b)
The climate changes overnight
c)
Metal objects become rusty
d)
They change the Earth's surface
37.
What is the major cause of weathering and erosion to form canyons?
a)
wind
b)
ice
c)
glaciers
d)
moving water
38.
What is an enormous mass of ice moving over land?
a)
Ice wedging
b)
Glacier
c)
Iceberg
d)
Dune
39.
What most likely happened to this rock?
a)
Glaciers carved it
b)
A meteor crashed into it
c)
A river carved it
d)
Abrasion by wind
40.
How was the Grand Canyon formed?
a)
Wind Erosion
b)
Water Erosion
c)
Glacial Erosion
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