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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?

0.3
0.7
0.5
0.15
0.05

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Environmental Science
What is "temporary threshold shift"?

inaudible noise
Tolerable noise
Noise that is untolerable
Hearing loss due to excessive noise

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Environmental Science
The pyramid of biomass is inverted in

forest ecosystem
tundra
fresh water ecosystem
grassland ecosystem

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Environmental Science
Which one of the following environmental pollutants has the problem of biomagnifications?

SO2
O3 and CO2
NO3
Hg fungicides

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Environmental Science
The Expansion of SPCA

Society for the Prevention of Cruelty to Animals
None
Society for the Prohibition of Cruelty to Animals
Society for the Protection of Common Animals

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Environmental Science
Often before sunrise on a clear, calm, cold morning, ice (frost) can be seen on the tops of parked cars, even when the air temperature is above freezing. This condition happens because the tops of the cars are cooling by:

Radiation
Latent heat
Conduction
Convection

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