NEW
Font size
S
M
L
XL
WorksheetsWeathering and Erosion Review
Total questions: 77
Worksheet time: 44mins
Name
Class
Date
1.
When earth materials break apart, it is called:
a)
sedimentation
b)
deposition
c)
weathering
d)
erosion
2.
Ice wedging and root action are examples of...
a)
mechanical weathering
b)
chemical weathering
c)
leaching
d)
carbonation
3.
Rusting is caused by...
a)
carbonation
b)
oxidation
c)
hydrolysis
d)
nitric acid
4.
Potholes in streets are caused by...
a)
hydrolysis
b)
carbonation
c)
oxidation
d)
ice wedging
5.
Rocks containing a lot of quartz...
a)
weather slowly
b)
weather quickly
c)
form soil
d)
do not weather
6.
The parent material of soil is...
a)
limestone
b)
bedrock
c)
oxygen
d)
fertilizer
7.
The organic materials in soil is...
a)
humus
b)
bedrock
c)
fertilizer
d)
feldspar
8.
How does wind abrasion work?
a)
Sediment is blown off a surface from wind.
b)
Wind-blown sediment strikes a surface.
c)
Wind blows large chunks of rock off a surface.
d)
Sediment falls off of a surface on its own.
9.
The process by which running water, wind, or ice carry away bits of broken-up rock
a)
weathering
b)
sediment
c)
erosion
d)
cememtation
10.
The change pictured was most likely caused by –
a)
deposition and erosion
b)
precipitation and glaciers
c)
weathering and erosion
d)
evaporation and deposition
11.
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
12.
Which of the following is an example of mechanical weathering?
a)
Acidic groundwater dissolving limestone
b)
frost wedging
c)
rust on a bicycle
d)
hydrolysis
13.
How do roots stop erosion?
a)
They block the wind from the soil.
b)
They loosen soil.
c)
They lift up sediment.
d)
They hold sediment into place.
14.
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
15.
Layers of soil are also known as:
a)
Soil Profiles
b)
Soil Horizons
c)
Soil sheets
d)
Soil cores
16.
Which layer is the bottom of the soil profile?
a)
C - Partially Weathered Parent Material
b)
D - Separated rock
c)
R - Bedrock
d)
A - Topsoil
17.
When wind blows over the land, it picks up the smallest particles of sediment.
a)
True
b)
False
18.
A mound of wind-deposited sand that moves as the result of the wind's force.
a)
Dune
b)
Ventifact
c)
Deflation hollow
d)
Magnetite
19.
Which layer of soil contains bedrock that has been cracked slightly?
a)
A - Topsoil
b)
B - Subsoil
c)
C- Partially Weathered Parent Material
d)
R - Bedrock
20.
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)
animals burrowing
21.
What is the process of transporting sediments from location to another?
a)
Deposition
b)
Erosion
c)
Weathering
d)
Compaction
22.
Which type of rock weathers faster?
a)
Igneous
b)
Sedimentary
c)
Metamoprhic
23.
If you have more surface area, will the rock weather easily?
a)
True
b)
False
24.
Major causes of weathering include
a)
Animals
b)
Plants
c)
Weather and Water
d)
All of the above
25.
What is abrasion?
a)
When rocks rub against each other
b)
A special type of rock
c)
A specific color of a rock
d)
It has to do with freezing
26.
Sand dunes like the ones pictured above are most likely caused by —
a)
rain
b)
glaciers
c)
wind
d)
water
27.
What is the best example of weathering?
a)
Steve using his pickaxe when he goes mining
b)
Melting rocks
c)
Heating rocks
d)
Building a new house in Minecraft
28.
What is most likely to break a rock into pieces?
a)
Animals digging around it
b)
Leaves decaying around the rock
c)
Snow melting in a crack in the rock
d)
Water freezing in a crack in a rock
29.
Erosion is defined as ________
a)
The transport of sediment
b)
The break down of rcoks into sediment
c)
the depositing of sediment
30.
Wind abrasion (wind blowing sand against something) is an example of _______ weathering.
a)
Chemical
b)
Mechanical
31.
Salt water weathering rocks by dissolving pieces of it over time is an example of ....
a)
Chemical Weathering
b)
Mechanical Weathering
32.
Weathering is defined as________
a)
The transport of sediments
b)
The breaking down of rocks into sediment
c)
The deposit of sediment
33.
What is erosion?
a)
Wearing away of rock by rock particles.
b)
Wearing down and carrying away rocks.
c)
Rock is physically broken down into smaller pieces.
d)
Rocks is broken down through chemical changes.
34.
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.
35.
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.
36.
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
37.
Which of the following is NOT a method of chemical weathering?
a)
living organisms
b)
water
c)
oxygen
d)
abrasion
38.
What is chemical weathering?
a)
the process that breaks down rock through chemical changes
b)
the process that breaks down rock through physical methods
c)
the process that breaks down rock by human means
d)
the process that breaks down rock in a laboratory setting
39.
Which of the following is an example of how living organisms can contribute to chemical weathering?
a)
animals burrow into rocks
b)
plant roots produce weak acid
c)
animals can bite pieces of rocks off a larger rock
d)
water can freeze and thaw
40.
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
41.
What is permeable?
a)
a material that is soft
b)
a material that is full of tiny air spaces that allow water to seep through it
c)
a material that is able to be broken and re-attached
d)
a material that is able to be created into a different substance
42.
What type of environment will cause weathering to occur the quickest?
a)
hot, damp climate
b)
hot, dry climate
c)
cool, damp climate
d)
cool, dry climate
43.
What is the dark colored substance that forms as plant and animal remains decay?
a)
loam
b)
humus
c)
silt
d)
subsoil
44.
What is Horizon A soil made of?
a)
small particles of weathered bedrock
b)
topsoil
c)
subsoil
d)
loam
45.
What is Horizon B subsoil made of?
a)
subsoil
b)
topsoil
c)
loam
d)
small particles of weathered bedrock
46.
What is the crumbly dark brown soil that is made of humus, clay, and other materials?
a)
topsoil
b)
subsoil
c)
humus
d)
loam
47.
What is the soil that is made of clay and other particles or rock and very little humus?
a)
loam
b)
topsoil
c)
subsoil
d)
bedrock
48.
What important role do earthworms and mammals serve in affecting soil?
a)
they compact the soil
b)
they lay eggs in the soil
c)
they eat and digest the soil
d)
they mix humus, air, water, and other materials in the soil
49.
When soil is exposed, what can happen to it?
a)
it can increase in value
b)
it can be eroded by water and wind
c)
it can support plant life
d)
it can provide a safe home for animals
50.
What type of erosion contributed to the Dust Bowl?
a)
wind erosion
b)
water erosion
c)
glacial erosion
d)
rock erosion
51.
Why did the land become so dusty during the time of the Dust Bowl?
a)
It was just a very dry summer.
b)
Farmers accidentally cut the prairie grasses too short.
c)
Farmers cleared the fields of any prairie grass to prepare fields for planting.
d)
There were many rocks that became mechanically weathered.
52.
What is an enormous mass of ice moving over land?
a)
glacier
b)
iceberg
c)
ice wedging
d)
dune
53.
If acids in plants, such as lichens, react with the minerals in rocks to weaken them, what is this an example of?
a)
mechanical weathering
b)
oxidation
c)
chemical weathering
d)
erosion
54.
The process where agents of erosion lose energy and drop their load is called:
a)
deposition
b)
erosion
c)
weathering
d)
oxidation
55.
Which of the following areas would be most strongly affected by wind erosion?
a)
desert
b)
pine forest
c)
rocky beach
d)
grassland
56.
What two processes constantly shape the surface of the earth.
a)
weathering and erosion
b)
weathering and precipitation
c)
photosynthesis and evaporation
d)
condensation and perspiration
57.
Name something that causes erosion.
a)
ice
b)
wind
c)
water
d)
All of the above
58.
Animals are an example of physical weathering because
a)
their poop alters the make-up of the soil.
b)
they dig and break up rocks.
c)
they allow water to travel through the ground.
d)
rock minerals are changed.
59.
Carbon dioxide dissolving in water to make weak acid is what example of chemical weathering?
a)
water
b)
lichens
c)
oxidation
d)
carbonic acid
60.
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.
61.
Repeated freezing and thawing of water in the cracks of rocks is what example of physical weathering?
a)
ice wedging
b)
abrasion
c)
plant roots
d)
animals
62.
How does deposition change Earth's surface?
a)
by causing earthquakes
b)
by destroying parts of the Earth’s surface
c)
by building up areas of Earth’s surface
d)
by making an area unfit for growing plants
63.
What do decomposers return to the soil after they are done decomposing plants and animals?
a)
chemicals
b)
sunshine
c)
nutrients and minerals
d)
photosynthesis
64.
Which description best describes what soil is made of?
a)
small bits of rock, plant and animal remains, and live animals
b)
rocks and water
c)
big rock layers on top and small rock layers on bottom
d)
pebbles, water , and crushed shells
65.
Soil formation begins with the weathering of
a)
litter
b)
rock
c)
the A horizon
d)
humus
66.
Pumice is a rock that contain tiny connect air spaces through which water can easily pass. This meas that pumice is _______________.
a)
permeable and weathers slowly
b)
permeable and weathers quickly
c)
impermeable and weathers slowly
d)
impermeable and weathers quickly
67.
Soil is a very important natural resouce because
a)
it provides a habitat for animals
b)
it provides nutires for plant growth which is important for food production
c)
it provides storage for underground water.
d)
all of the following
68.
Which type of weathering is shown in the picture?
a)
Chemical, ice wedging
b)
Mechanical, ice wedging
c)
chemical, abrasion
d)
mechanical, abrasion
69.
Living organisms in soil help to...
a)
slow rate of soil formation
b)
build up the C horizon
c)
mix the soil and make humus
d)
prevent the formation of humus
70.
What might happen when glaciers slowly move down a mountain?
a)
nothing
b)
the glaciers cause erosion by taking sediment and moving it somewhere else
c)
the glaciers melt and form giant lakes
d)
the glaciers melt and refreeze
71.
What is NOT a major agent of erosion
a)
Wind
b)
Water
c)
Ice
d)
Weathering
72.
Which force of erosion causes sediment to move from high elevations to low elevations?
a)
Wind
b)
Waves
c)
Gravity
d)
Water
73.
_____________ is organic materials such as leaves, twiggs, sticks, and branches that will eventually decompose and add to the nutrients of top soil.
a)
humus
b)
litter
c)
clay
d)
minerals
74.
Which type of land suffers the least from wind erosion?
a)
desert
b)
forest
c)
beach
d)
plowed fields
75.
What causes dunes to form?
a)
glacial deposits
b)
mountain building
c)
wind
d)
deposits from streams
76.
Most dunes _________.
a)
stay perfectly still
b)
are pushed out of the land by volcanic forces
c)
move across the land
d)
are made of gravel
77.
The weaker the wind, the larger the particles that it can pick up.
a)
True
b)
False
Reset
