WorksheetsWeathering
Total questions: 25
Worksheet time: 19mins
Name
Class
Date
1.
During chemical weathering, what can happen to the type of rock that has undergone chemical weathering?
a)
a new rock is produced that is larger than the original rock
b)
a new rock is produced that is the same as the original rock
c)
a new rock is produced that is different from the original rock
d)
no new rock is created - it is just smaller in size
2.
What are the two factors that affect the rate at which weathering occurs?
a)
climate and mass of rock
b)
climate and size of rock
c)
type of rock and size of rock
d)
type of rock and climate
3.
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)
oxidation
d)
lichens
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.
Carbon dioxide dissolving in water to make weak acid is what example of chemical weathering?
a)
water
b)
lichens
c)
oxidation
d)
carbon dioxide
6.
What is the relationship between surface area and the rate of weathering?
a)
As surface area increases, the rate of weathering decreases
b)
As surface area increases, the rate of weathering increases
c)
As surface area decreases, the rate of weathering increases
d)
There is no relationship
7.
What does it mean when a rock's surface area increases?
a)
There are more surfaces available to be weathered on the rock
b)
There are less surfaces available to be weathered on the rock
c)
The rock has weathered completely
d)
Surface area has nothing to do with rocks
8.
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
9.
All of the following are causes of physical weathering except...
a)
plant growth
b)
wind
c)
acid rain
d)
running water
10.
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
11.
All of the following are causes of physical weathering except...
a)
plant growth
b)
wind
c)
acid rain
d)
running water
12.
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.
13.
The more surface area of a rock is exposed, the more chemical weathering can occur.
a)
True
b)
False
14.
Chemical weathering does not change the mineral composition of the weathered rock.
a)
True
b)
False
15.
Weathering can change roads, sidewalks, buildings and sculptures over time.
a)
False
b)
True
16.
Physical weathering breaks down existing rocks by
a)
Changing them chemically, but not physically.
b)
Changing them physically, but not chemically.
c)
Changing them chemically and physically.
d)
Incorporating them into new rocks.
17.
Chemical weathering
a)
May change the composition of a piece of rock, but definitely changes the size.
b)
Is no different from mechanical weathering in changing rocks.
c)
Is much less important than mechanical weathering because it acts under very few conditions.
d)
May change the size of a piece of rock, but definitely changes the composition.
18.
The process that breaks down rocks and other materials on Earth's surface is called
a)
weathering
b)
erosion
c)
soil conservation
d)
decomposition
19.
Which type of climate will have faster physical weathering?
a)
Hot and Wet
b)
Cold and Dry
c)
Hot and Cold
d)
Cold and Wet
20.
The diagrams shows a natural process that weathers rock.
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
21.
Which of the following is an example of physical weathering?
a)
Acidic groundwater dissolving limestone
b)
frost wedging
c)
Paper being burned
22.
Which agents break down earth materials?
a)
wind only
b)
earthquakes and gravity
c)
ice and 007
d)
wind, water, and ice
23.
What is the relationship between surface area and the rate of weathering?
a)
As surface area increases, the rate of weathering decreases
b)
As surface area increases, the rate of weathering increases
c)
As surface area decreases, the rate of weathering increases
d)
There is no relationship
24.
Acid rain is an example of chemical weathering because
a)
pollution is in the sky
b)
rain connected to dust falls and hits rocks so hard they break.
c)
there is friction between rain and rocks.
d)
pollution gets dissolved in water and falls as rain dissolving rocks over time.
25.
Roots grow into rocks and break them apart. This is what example of what kind of physical weathering?
a)
ice wedging
b)
abrasion
c)
plant roots
d)
animals
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