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Environmental Science

Environmental Science
Which of the following gases has role an important in maintaining atmospheric temperature?

Nitrogen
Carbon dioxide
Oxygen
Argon

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Environmental Science
Of all of the energy production in the United States, what percentage is lost in distribution and inefficient use?

10
40
25
50

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Environmental Science
In the northern hemisphere, the number of hours of daylight begin to shorten after the

Winter solstice
Autumn equinox
Spring equinox
Summer solstice

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Environmental Science
Which of the following is mainly responsible for the extinction of wild life

Hunting of flesh
Pollution of air and water
Destruction of Habitats
All of these

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Environmental Science
The average temperature of the earth is about __________ degree F.

57
67
65
59

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Environmental Science
Night time temperatures rarely drop below the dew point temperature because

At saturation, latent heat of condensation is released into the air
Both (b) and (c)
Saturation vapor pressures always increase at night
The dew will absorb all the heat

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