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Environmental Science

Environmental Science
Harnessing of nuclear energy often causes ________ pollution

Air
Thermal
Noise
Water

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Environmental Science
The lowest temperature is usually observed:

Several hours before sunrise
Around sunrise
Several hours after sunrise
Near midnight
At the time of sunset

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Environmental Science
Eutrophication results from

Agricultural and sewage water
Pesticides
Industrial effluents
Vehicle exhaust

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Environmental Science
Electromagnetic radiation with wavelengths between 0.4 and 0.7 micrometers is called:

Infrared light
Ultraviolet light
Microwaves
Visible light

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Environmental Science
The density of water vapour in a given parcel of air is expressed by the:

Relative humidity
Specific humidity
Absolute humidity
Mixing ratio
Saturation vapor pressure

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

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

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