Ozone correct answers Can be formed as a reult of the sun's action on nitrogen oxides and
hydrocarbons
Fluorides correct answers Have been known to cause crippling skeletal damage to cattle
through ingested contaminated vegetation
Meterology correct answers Involves the chemistry, physics, and dynamics of the atmosphere
HCFCs correct answers considered to be the least damaging to the stratospheric ozone layer
decibel correct answers Dimensionless unit to express physical intensity or sound pressure
levels
True correct answers True or False: A deterioration in the ozone layer of the stratosphere can
cause an increase in UV radiation reaching the earth
A quick-closing valve requiring installation of an air chamber correct answers A hammering
type noise often heard in a plumbing system is usually due to:
Increase in incident of non-melanoma skin cancer correct answers A major effect of
stratospheric ozone layer depletion is:
50,000 correct answers A particle count of above ______ is said to be representative of an
urban area
false correct answers True or false: a primary pollutant is one that is formed in the
atmosphere as a result of chemical reactions
Primary pollutant correct answers Pollutant that is found in the atmosphere in the same form
as it exists
Source correct answers Air pollution should first be considered at the:
all of the above correct answers Air pollution is the presence of ___ in the outside air in
amount that are injurious or detrimental to humans, animals, plants, or property: solids; gases;
liquids; all of the above
True correct answers True or false: almost all sound contains multiple frequencies
Through ingesting vegetation correct answers Animals are primarily affected by the fluorides
in the air:
False correct answers True or False: Areas on the windward side of mountain ranges can
expect less precipitation due to the forced rising, expansion, and cooling of moving masses
Chemically stable correct answers CFCs are widely used because they are:
, False correct answers True or False: Chlorofluorocarbons increase the amount of ozone in the
atmosphere
False correct answers True or False: Continuous exposure to high-level noise is less harmful
than intermittent or occasional exposure
False correct answers True or false: Dry cotton ear plugs are just as effective against noise
control as expensive fitter ear plugs and earmuffs
Fugitive Emissions correct answers Emissions which find their way into the ambient air
without being vented through a stack
All of the above correct answers Fluorocarbons in the atmosphere are of concern because
they may: react with the ozone in the upper atmospher, thus reducing the total atmosphere of
ozone available; cause an increase in UV radiation reaching the earth; cause an increase in
skin cancers and changes in our climate, animal and plant life; all of the above
loudness and intensity correct answers For a pure tone (single frequency) to be produced,
there must be a one-to-one correspondence between:
90 correct answers For workers, a sound level above ____ dBa should be considered unsafe
for daily exposure over a period of months
Peroxyacyl nitrates correct answers Glazing, silvering, or bronzing on the underside of a leaf
is evidence that injury has occured by
Fixed fire suppression systems correct answers Halon-1301 is used primarily in
Collection and weighing correct answers How are total suspended particles measured?
100 correct answers If 10 decibels is 10 times more intense than one decibel, how many times
more intense is 20 decibels than 1 decibel?
Sulfur Dioxide correct answers Impurities in combustible hydrocarbons (coal and oil)
combine with oxygen to produce what when burned?
True correct answers True or False: Individuals react differently to noise depending on age,
sex, and socioeconomic background
False correct answers True or False: In general terms, it is safe to assume that any two
identical sound levels will have the effect of increasing the overall level by 10 dB
Troposphere correct answers Part of earth's atmosphere where photochemical oxidants are
produced
All of the above correct answers It is possible to control noise: at the source; in its path of
transmission; all of the above
Wind rose correct answers The graphical form of long-term wind data of a given location