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Environmental Science

Environmental Science
On the average, about what percentage of the solar energy that strikes the outer atmosphere eventually reaches the earth's surface?

0.5
0.05
0.15
0.3
0.7

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Environmental Science
What is troposphere?

Portion of air
Lowest layer of atmosphere where we survive
Portion of sky
Portion of water

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Environmental Science
The deepest radiation inversion would be observed:

At the equator any day of the year
In polar regions in winter
At the top of a high mountain in winter
On a desert in winter
In a deep valley during the summer

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Environmental Science
Oil, coal and natural gas supply approximately __________ % of the energy used in the United States

10
81
25
40

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Environmental Science
Global warming is caused by

CH4
NO2
CFCs
GHGs

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Environmental Science
On a clear, calm, night, the ground and air above cool mainly by this process:

Reflection
Conduction
Radiation
Evaporation
Convection

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MORE MCQ ON Environmental Science

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