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WorksheetsEarth Systems and Life
Total questions: 24
Worksheet time: 14mins
Name
Class
Date
1.
Water has a higher density in the solid phase than in the liquid phase.
a)
True, ice is a solid and it floats. High density should sink.
b)
False, ice is a solid and it floats. High density should sink.
c)
True, ice is a solid and it sinks. High density should sink.
d)
False, ice is a solid and it sinks. Ice is low density.
2.
The high specific heat of water helps control the Earth's climate.
a)
True, areas by the beach have stable temperatures year round because they are next to a large body of water.
b)
False, water has nothing to do with climate.
c)
True, areas that are inland (not near water) have stable temperatures year round.
d)
False, water only has a tiny impact on climate
3.
Typically, chemical weathering proceeds fastest in wet and cold regions.
a)
True, cold always speeds up reactions
b)
False, warm climates speed up chemical reactions
4.
The process that occurs when physical forces break rock into smaller pieces without changing the rock’s chemical composition is called ____.
a)
Differential weathering, because the rock was broken
b)
Chemical weathering, because the rock wasn't changed
c)
Mechanical weathering, because the rock was broken
d)
Erosion, because the rock was moved
5.
Which of the following weathering processes involves the constant freezing and thawing of water?
a)
Unloading
b)
Frost wedging
c)
Exfoliation
d)
spheroidal weathering
6.
When water freezes, its volume ____.
a)
Decreases slightly
b)
Increases
c)
Stays the same
d)
Decreases greatly
7.
Which of the following is the result of chemical weathering?
a)
a rock whose minerals are broken down into other substances
b)
a rock that has been broken into tiny pieces
c)
a rock that has been split in two
d)
a rock that has lost its outer layers
8.
What process is illustrated by the number 2 in the image? (Hint: click the image to get the question out of the way).
a)
Precipitation
b)
Evaporation
c)
Run off
d)
Infiltration
9.
In the image what process is illustrated by the number 2?
a)
Precipitation
b)
Evaporation
c)
Run off
d)
Infiltration
10.
What is the energy source for the water cycle shown in the picture?
a)
Running water
b)
The sun
c)
Earth's internal heat
d)
Gravity
11.
Whenever the characteristics and chemical composition of weathered materials have been altered, they have undergone ____.
a)
Chemical weathering
b)
Mechanical weathering
c)
Mass movement
d)
Frost wedging
12.
The water cycle is the ____.
a)
Distribution of drinking water on Earth
b)
Unending circulation of Earth’s water supply
c)
The recycling of water after industrial use
d)
The evaporation of water from Earth’s surface
13.
Water, oxygen, carbon dioxide, and acids are significant agents of __________.
a)
Chemical weathering
b)
Abrasion
c)
Mechanical weathering
d)
Erosion
14.
Chemical weathering would be ____.
a)
Most effective in a warm, dry climate
b)
Most effective in a cold, dry climate
c)
Most effective in a warm, humid climate
d)
Equally effective in any climate
15.
The ability of a stream to erode and transport material depends largely on its ____.
a)
Width
b)
Length
c)
Velocity
d)
Density
16.
A thick ice mass that forms over the land from the accumulation, compaction, and re-crystallization of snow is a ____.
a)
Fjord
b)
Glacier
c)
Drumlin
d)
Cirque
17.
Energy and carbon flow through an ecosystem starting with solar energy. Which of the following sequences shows the proper flow of energy through an ecosystem?
a)
Solar energy-consumers-decomposers
b)
Solar energy-decomposers-consumers
c)
Solar energy-producers-decomposers
d)
Solar energy-producers-consumers
18.
How does the transfer of carbon throughout an ecosystem begin?
a)
Humans create pollution
b)
The energy store on Earth is depleted.
c)
Plants capture solar energy through photosynthesis.
d)
Producers eat consumers
19.
The carbon cycle is the movement of carbon on Earth by the processes of _______and _______.
a)
Plants and animals
b)
Oxygen and carbon dioxide
c)
Breathing in and breathing out
d)
Cellular Respiration and photosynthesis
20.
Carbon dioxide (CO2) gets into the air from ___________.
a)
Plant and animal respiration.
b)
Burning fossil fuels
c)
Volcanoes
d)
All of the choices
21.
The release of carbon from limestone or chalk reservoirs into the atmosphere is most often accomplished by the ___________________.
a)
Formation of stalagmites and stalactites in limestone caves.
b)
Abrasion of the limestone by wind-blown sands.
c)
Chemical reaction between limestone and rainwater.
d)
Destruction of limestone by lichens.
22.
During periods of increased global temperatures, which of the following is most likely to occur?
a)
A decrease in atmospheric CO2
b)
A decrease in earthquakes
c)
An increase in atmospheric CO2
d)
An increase in earthquakes
23.
Which of the following is NOT a source (adds) carbon in the atmosphere?
a)
Weathering of rocks
b)
Human activity
c)
Decomposition
d)
Photosynthesis
24.
How is carbon dioxide removed from the atmosphere?
a)
Plants use the process of photosynthesis
b)
Animals and plants use the process of cellular respiration
c)
Combustion by humans
d)
Decomposition by decomposers
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