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WorksheetsWeathering,Erosion,Soil
Total questions: 85
Worksheet time: 1hrs 6mins
Name
Class
Date
1.
Waves dropping sand on the beach
a)
Weathering
b)
Erosion
c)
Deposition
2.
Caves being formed by acid rain dissolving underground limestone
a)
Weathering
b)
Erosion
c)
Deposition
3.
Deltas forming at the mouths of rivers
a)
Weathering
b)
Erosion
c)
Deposition
4.
Water getting into cracks, freezing, and breaking the rocks or pavement apart
a)
Weathering
b)
Erosion
c)
Deposition
5.
Ponds filling up with sediment and becoming marshes
a)
Weathering
b)
Erosion
c)
Deposition
6.
What is the major cause of weathering and erosion?
a)
wind
b)
ice
c)
glaciers
d)
moving water
7.
The process of breaking up rocks on Earth's surface is called...
a)
sediment
b)
erosion
c)
weathering
d)
deposition
8.
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.
9.
In which type of climate would weathering happen the fastest to a rock?
a)
wet and warm
b)
dry and cold
c)
wet and cold
d)
dry and warm
10.
Which factors are the most important for determining the rate of weathering?
a)
Erosion and deposition
b)
Climate and type of rock
c)
Humidity and climate
d)
Humidity and temperature
11.
A satellite image of an area in Florida shows a river with slight bends along its length. A second satellite image taken of the same area 10 years later shows the same river with a different course. What is the best explanation for the difference in the shape of the river's course between the two satellite images?
a)
Wind blew waves across the water surface, eroding away the bank on one side of the river until the river's course changed its shape
b)
Regular freezing and thawing of the river split the soil along the river banks, changing the shape of the river
c)
Water eroded the banks of the river and deposited the eroded soil on opposite banks, causing the river to form tighter bends
d)
Acid rain chemically weathered the banks along the river, forcing the river to wind back and forth
12.
If the same type of rock were placed in a rainforest, desert, a forest in Tennessee, and the North Pole, in which area would the rock weather the fastest?
a)
rainforest
b)
desert
c)
North Pole
d)
forest in Tennessee
13.
As you were climbing a mountain, you noticed that rocks were crumbling below your feet and moving down the mountain. What 2 processes did you observe?
a)
Weathering and erosion
b)
Erosion and deposition
c)
Abrasion and chemical weathering
d)
Abrasion and ice wedging
14.
Your teacher filled a box with sand. She put a fan at one end and turned the fan on. The sand was blown to the opposite side of the box and collected at that side. What processes was the teacher demonstrating?
a)
Weathering and erosion
b)
Weathering and deposition
c)
Erosion and deposition
d)
Chemical and mechanical weathering
15.
The layer of soil which the topsoil is found.
a)
Horizon A
b)
Horizon B
c)
Horizon C
d)
Horizon D or R
16.
Soil conservation includes all of the following EXCEPT_______.
a)
Desertification
b)
Contour plowing
c)
Terracing
d)
Crop rotation
17.
Topsoil which contains the HUMUS is the soil layer best for growing plants.
a)
True
b)
False
18.
Which horizon is made up of partially weathered rocks?
a)
Horizon A
b)
Horizon B
c)
Horizon C
d)
Horizon D or R
19.
In which horizon is most of the HUMUS?
a)
Horizon A
b)
Horizon B
c)
Horizon C
d)
Horizon D or R
20.
Soil's one of the Earth’s most valuable resources. Everything on Earth depends on soil somehow.
a)
True
b)
False
21.
What soil conservation technique is this?
a)
Crop Rotation
b)
Wind Breaks
c)
Contour Plowing
d)
No-Till Farming
22.
Which type of soil conservation strategy is being used in this picture?
a)
windbreakers
b)
contour farming
c)
planting of vegetation
d)
terracing
23.
What is plowing in curved rows that follow the shape of the land?
a)
contour plowing
b)
soil
c)
subsoil
d)
terrace farming
24.
What is the first step of soil formation?
a)
humus decomposing
b)
nitrates being absorbed by the plant roots
c)
weathering of parent rock
d)
climate changing
25.
Physically breaking down rocks and materials is called__________weathering.
a)
Chemical
b)
Mechanical
c)
Biological
d)
Permeable
26.
A rock containing iron is soft, crumbly, reddish in color. It's been chemically weathered by__.
a)
Carbon Dioxide
b)
Oxygen
c)
Nitrogen
d)
Sulfer
27.
Soil formation begins with the weathering of_______.
a)
Humas
b)
Subsoil
c)
Litter
d)
Rock
28.
The layer of soil which the topsoil is found.
a)
Horizon A
b)
Horizon B
c)
Horizon C
d)
Horizon D or R
29.
The MAIN thing Decomposers do for the the soil is the following:
a)
Store moisture
b)
Burrow deep in the soil
c)
Make space for air and water
d)
Break down and digest dead organisms
30.
The MAIN thing Decomposers do for the the soil is the following:
a)
Store moisture
b)
Burrow deep in the soil
c)
Make space for air and water
d)
Break down and digest dead organisms
31.
What effect did over plowing and cutting down trees in the Great Plains during the 1930’s?
a)
It had little effect
b)
It increased soil fertility
c)
It was a primary cause of the Dust Bowl
d)
Farmers had a great harvest
32.
Decayed organic material in soil is called______.
a)
Litter
b)
Silt
c)
Humus
d)
Clay
33.
The two main factors that determine the rate of weathering are the TYPE of rock and_____.
a)
Music
b)
Climate
c)
Size of rock
d)
Weight of rock
34.
The movement of rocks and weathered materials is called_________.
a)
Chemistry
b)
Physical
c)
Weathering
d)
Erosion
35.
Soil conservation includes all of the following EXCEPT_______.
a)
Desertification
b)
Contour plowing
c)
Terracing
d)
Crop rotation
36.
Which combination creates sand?
a)
Rocks and ocean waves
b)
Wind and ocean waves
c)
Long waves and wind
d)
surf and ocean waves
37.
Topsoil which contains the HUMUS is the soil layer best for growing plants.
a)
True
b)
False
38.
Which horizon is made up of partially weathered rocks?
a)
Horizon A
b)
Horizon B
c)
Horizon C
d)
Horizon D or R
39.
In which horizon is most of the HUMUS?
a)
Horizon A
b)
Horizon B
c)
Horizon C
d)
Horizon D or R
40.
Which horizon contains clay, silt, minerals, and a little humus?
a)
Horizon A
b)
Horizon B
c)
Horizon C
d)
Horizon D or R
41.
In which horizon is the Bedrock
a)
Horizon A
b)
Horizon B
c)
Horizon C
d)
Horizon D or R
42.
There is an unlimited supply of fertile soil.
a)
True
b)
False
43.
Soil's one of the Earth’s most valuable resources. Everything on Earth depends on soil somehow.
a)
True
b)
False
44.
Soil layers are called horizons because...
a)
The layers are all different
b)
The layers are vertical
c)
The layers are horizontal
d)
The layers are above one another
45.
The non-decomposed organic material that lies on top of the A Horizon is called...
a)
Trash
b)
Stuff
c)
Litter
d)
Dog poop
46.
Which of the following best describes how erosion by groundwater might create a landform?
a)
Acidic water dissolves rock to form a cave
b)
Stream slowly wears away rock and soil
c)
Waves crashing against a shoreline
d)
Sediment building up to form a delta
47.
What is the movement of soil from one place to another?
a)
weathering
b)
deposition
c)
discharge
d)
erosion
48.
Sediment deposited as fast-flowing river reaches a flatter area of land is
a)
river dleta
b)
floodplain
c)
alluvial fan
d)
oxbow lake
49.
When would a river form a delta?
a)
when the river meanders across a plain
b)
when the river leaves the mountains
c)
when it is in the mountain
d)
when it enters the ocean
50.
What is groundwater?
a)
any form of liquid water
b)
water that is not moving
c)
water on Earth's surface
d)
water below Earth's surface
51.
What is the place where land and a body of water meet?
a)
delta
b)
shoreline
c)
groundwater
d)
alluvial fan
52.
Which of the following actions causes the deposition of sand at a delta?
a)
river water slowing as it enters the ocean
b)
salt water & fresh water mixing together
c)
ocean waves transporting sand toward land
d)
ocean water slowing as it reaches the coast
53.
What would be expected to remove the most sand from a barrier island during a storm?
a)
waves depositing debris on a island
b)
currents moving sand along the island
c)
large waves crashing across the island
d)
strong winds blowing across the island
54.
Which landform is formed because of the erosion of groundwater?
a)
valley
b)
canyon
c)
channel
d)
cavern
55.
What causes a valley to form first?
a)
earthquake
b)
running water
c)
landslide
d)
erosion by wind
56.
How does an alluvial fan form?
a)
where a stream enters an ocean
b)
when a stream overflows
c)
when a meandering stream is cut off
d)
when a stream reaches a flat area of land
57.
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
58.
How does a sinkhole form?
a)
Stalactites erode a ceiling of a cave
b)
Streams in mountains erode sediment
c)
Underground water forms a cave
d)
Stream erodes soil making it wider
59.
What force is responsible for erosion and deposition in landslides?
a)
gravity
b)
ice
c)
wind
d)
temperature
60.
How does a glacier form?
a)
It must be below freezing & more snow melts than falls
b)
It must be mild and lots of precipitation
c)
It must be cold, more snow fall than melts
d)
It must freeze and be dry
61.
What is the difference between a alpine glacier and a continental glacier?
a)
Alpine are u-shaped, continental are v-shaped
b)
Alpine are rugged, continental are flat
c)
Alpine are smooth, continental are hilly
d)
Alpine are flattened, continental uneven
62.
What is a type of mass movement by gravity?
a)
dune
b)
loess
c)
glacier
d)
mudslide
63.
Why is a loess so valuable?
a)
Very difficult to find.
b)
Doesn't erode easily.
c)
Contains bits of rock.
d)
Rich in minerals.
64.
What is responsible for the formation of sand dunes?
a)
Wind
b)
Water
c)
Gravity
d)
Ice
65.
What forms as wind slows?
a)
mudflows
b)
rockfalls
c)
dunes
d)
glaciers
66.
Which erosion agent is used to develop a creep?
a)
gravity
b)
glaciers
c)
oxidation
d)
wind
67.
What triggers mudslides?
a)
ice
b)
rain
c)
wind
d)
temperature
68.
What is the process of moving sediments from location to another?
a)
Deposition
b)
Erosion
c)
Weathering
d)
Compaction
69.
The process of breaking up Earth's surface into sediment is called...
a)
sediment
b)
erosion
c)
weathering
d)
deposition
70.
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
71.
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
72.
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
73.
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
74.
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
75.
The process that breaks down rocks and other materials on Earth's surface is called
a)
weathering
b)
erosion
c)
soil conservation
d)
decomposition
76.
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
77.
What is the major cause of weathering and erosion to form canyons?
a)
wind
b)
ice
c)
glaciers
d)
moving water
78.
What is the correct order of the processes?
a)
they all happen at the same time
b)
erosion, weathering, deposition
c)
weathering, erosion, deposition
d)
weathering, deposition, erosion
79.
How do plants weather rocks?
a)
during photosynthesis
b)
when roots grow into cracks of rocks and expand the rock
c)
when the plant moves water from the roots to the leaves
d)
Plants don't weather rocks
80.
The ___________of a mountain weathers the fastest
a)
bottom
b)
middle
c)
top
d)
all parts weather the same
81.
Which agents break down earth materials?
a)
wind only
b)
earthquakes and gravity
c)
ice and 007
d)
wind, water, and ice
82.
How does vegetation in the soil affect the rate of erosion?
a)
It doesn't affect erosion.
b)
It decreases erosion.
c)
It increases erosion.
83.
What is an enormous mass of ice moving over land?
a)
Ice wedging
b)
Glacier
c)
Iceberg
d)
Dune
84.
Deltas are mainly created by the process of -
a)
deposition
b)
weathering
c)
waves
d)
erosion
85.
Rain washing away soil from a hillside
a)
Weathering
b)
Erosion
c)
Deposition
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