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WorksheetsWeather and Erosion
Total questions: 24
Worksheet time: 14mins
Name
Class
Date
1.
About 3% of the water on Earth is freshwater. Only about 40% of that freshwater is available for human use. Why is so much freshwater unavailable for human use?
a)
Its polluted
b)
Its saltwater
c)
Its frozen
d)
Its being guarded by dragons
2.
Considering the properties of saltwater and freshwater, which statement is true?
a)
Freshwater is more dense
b)
Saltwater is less dense
c)
Objects are more buoyant when floating in Freshwater
d)
Objects are more buoyant when floating in Saltwater
3.
Water's ___________ makes it an excellent solvent for salts, like sodium chloride, as well as other substances required by cells to carry out metabolic processes
a)
pH level
b)
Polarity
c)
Heat capacity
d)
Molecular weight
4.
A straw bale barrier is shown in the picture. It lines the perimeter of the home construction site. The barrier traps sediment like soil and grass that might be lost and still allows water to escape.
The straw barrier protects against ____________
The straw barrier protects against ____________
a)
Theft
b)
Erosion
c)
Traffic
d)
Weathering
5.
A group of Hazelwood North Middle students on a field trip found loose rock and gravel at the foot of a rocky cliff. These rocks were of the same material as the rocks on the cliff. The students know that the place has a cold and wet climate. On the basis of this evidence, what could be a possible explanation for the presence of the loose rock and gravel at the foot of the cliff?
a)
The rocks might have broken off due to alternating cycles of freezing and thawing of water.
b)
Oxygen in the air could have reacted with the minerals in the rock, causing the rusting of the rocks.
c)
The rocks were probably always there. Weathering cannot be the cause, because it possible only in warm and wet conditions.
d)
Weathering cannot affect rocks
6.
What could people do to DECREASE erosion of the Earth’s surface?
a)
Cut down more trees
b)
Allow natural vegetation to grow
c)
Allow cattle to graze more often
d)
Turn land into farms
7.
Which process causes hillsides and mountains to gradually get smaller?
a)
Erosion
b)
Earthquake
c)
Tidal Waves
d)
Landslides
8.
The earth is in a constant state of motion which creates forces that change the face of the Earth. Weathering is the force that breaks down rocks and other objects in nature into smaller pieces and erosion is the movement of the pieces that were broken off through the weathering process.
How do coastal plants prevent shoreline erosion?
How do coastal plants prevent shoreline erosion?
a)
by absorbing water
b)
by preventing rain
c)
by photosynthesis
d)
by holding soil in place with their roots
9.
Water on Earth is either freshwater or saltwater. What is the percent ratio of freshwater to percent saltwater on Earth?
a)
50% Freshwater, 50% Saltwater
b)
90% Freshwater, 10% Saltwater
c)
26% Freshwater, 74% Saltwater
d)
3% Freshwater, 97% Saltwater
10.
Mariah decided to put a glass of water into the freezer, as she thought it would cool the water more quickly than the refrigerator. Mariah began to watch TV and forgot about the water for many hours. When she finally remembered, she was surprised to see that the glass had shattered in the freezer. Which of these best describes why this occurred?
a)
Mariah must have accidently dropped the glass into the freezer and broke it
b)
The glass could not withstand the cold temperature of the freezer
c)
Water expands when it freezes which caused the glass to break
d)
Something in the freezer must have fallen on the glass and broke it
11.
A bucket of dirt! Dirt or soil is a mixture of many different particles. Each kind of particle in a bucket of soil has unique properties. Here are four particles that make up soil. What property would you use to separate the four particles?
a)
size
b)
color
c)
the way it feels
d)
the minerals present
12.
A construction company is building a new neighborhood. Throughout the neighborhood there is exposed dirt. What will MOST LIKELY happen to the exposed dirt?
a)
It will start growing weeds.
b)
It will be washed away by rain.
c)
It will become contaminated by oil.
d)
Rocks will damage construction equipment.
13.
How easily water flows through rock or other earth substance is known as ___________.
a)
Polarity
b)
Porosity
c)
Political Party
d)
Permeability
14.
Soil is made of several components. Which of these is NOT a component of soil?
a)
Weathered Rocks
b)
Dead Worms
c)
Air
d)
Live farm animals
15.
A tree breaking up a rock is an example of __________.
a)
Chemical Weathering
b)
Physical Weathering
c)
Precipitation
d)
Natural Rights
16.
This is Meramec Caverns Missouri! It was formed over 400 million years ago as water slowly dissolved the limestone rock and it continues to slowly dissolve today. Caves like this are examples of what type of weathering?
a)
Chemical
b)
Physical
c)
Stark
d)
Lannister
17.
The process of deposition causes....
a)
rock and soil to slowly be lost.
b)
rock and soil to quickly be lost.
c)
rock and soil to slowly be gained.
d)
rock and soil to quickly be gained.
18.
The water that flows into oceans comes in part from
a)
lakes
b)
ponds.
c)
reservoirs.
d)
rivers.
19.
The ability of water to hold more heat than land keeps the temperature on Earth
a)
Very High
b)
Very Low
c)
Moderate
d)
the same
20.
Which human activity increases beach erosion?
a)
large storm waves
b)
removing beach plants
c)
over-protecting sand dunes
d)
swimming near the shoreline
21.
What is the MAIN cause of increased erosion?
a)
Flash Floods
b)
Human Activity
c)
Glaciers
d)
WInd
22.
BREAKING down rocks is
a)
Weathering
b)
Erosion
c)
Deposition
d)
Not important
23.
MOVING the broken down rocks is
a)
Weathering
b)
Erosion
c)
Deposition
d)
Not Interesting
24.
When the movement of the broken sediment STOPS and sediment slowly builds up, that's called....
a)
Weathering
b)
Erosion
c)
Deposition
d)
A full moon
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