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Science
8th grade
Environmental Science
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400 400
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Choice1 Choice 2 Choice 3 Choice 4
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100
Row 1, Col 1
The three main types of environmental issues.
What is Population Growth, Resource use, Pollution?
1,2
Resources that can not be replaced as they are used
because of limited supply.
Also, give an example
What is nonrenewable resources? (coal, oil, gas)
1,3
Resources that are naturally replaced in a short amount of time.
Also, give an example.
What are renewable resources? (sunlight, wind, trees)
1,4
Name a nonpoint source (can notbe traced back to the source) of
pollution.
What are cars?
2,1
Name a point source of pollution.
What is a sewage pipe?
2,2
The viewpoint thathumans should be able to freelyuse and benefit from all Earth’s
resources is called….
What is development viewpoint?
2,3
The study of natural processesthat occur in the environment
and how humans can affect them.
What is the environmental science?
2,4
What are the 3 R’s and give an example of each.
Reduce, reuse, recycle
3,1
.
3,2
The loss of forest, leading to erosion, and loss of native
plant/animal species is called….
What is deforestation?
3,3
Cutting all the trees down to thestumps is called.
What is clear cutting?
3,4
Cutting some of the trees down and leaving a mix of trees is
called….
What is selective cutting?
4,1
Planting and harvesting treeson tree farms without
reducing future supplies iscalled….
What is sustainable yield?
4,2
How much of the earth is coveredwith water and how much of it
is fresh water…..
What is over 97% is covered with water and 3% is fresh water?
4,3
The wearing away of top soil bywater and wind is called...
What is soil erosion?
4,4
5,1
Gasses can react with water vaporIn the air to form thistype of precipitation .
What is acid rain?
5,2
The ozone layer absorbs _____.
What is ultraviolet radiation?
5,3
Energy from the sun strikes theEarth’s surface, changing it to heat that can be trapped.
This iscalled…..
What is the greenhouse effect.
5,4
The increase in CO2 from fossilfuels can lead to …….
What is global warming?