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Question
The statement "No detectable change in the total mass occurs during a chemical reaction" is known as the law of ______________.Answer
This answer is hidden. It contains 18 characters.
Related questions
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The three principal types of mountain building are fold, volcanic, and ______________.
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A class of pollutants formed at high temperatures (nearly complete combustion) in the presence of air is ______________.
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Coal, gas, and oil are ______________ fuels.
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Flashes from unseen lightning are called ______________.
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The low-pressure center of a hurricane is called the ______________.
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Conditions opposite to those of El Nio conditions are called ______________.
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The boundary between two air masses is called a(n) ______________.
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A compound resulting from a major fuel impurity is
A) CO2.
B) CO.
C) SO2.
D) HC.
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One of the best indicators of photochemical smog is
A) CO2.
B) HC.
C) O3.
D) NOx.
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Which of the following is not a fossil fuel?
A) Uranium
B) Oil
C) Coal
D) Gas
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Which of the following is formed by direct freezing of water droplets?
A) Dew
B) Snow
C) Sleet
D) Frost
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A form of precipitation that results from convection cycles in clouds is
A) sleet.
B) rain.
C) hail.
D) fog.
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The component in CFCs that is responsible for destroying ozone is
A) chlorine.
B) oxygen.
C) carbon.
D) none of the above.
Q:
Smog is a mixture of smoke and
A) fog.
B) CO2.
C) O2.
D) CO.
Q:
Snowstorms accompanied by high winds and low temperatures are called
A) blizzards.
B) ice storms.
C) hail storms.
D) tornados.
Q:
When at home during a tornado warning, you should seek shelter in ______________ of the building.
A) the basement or lowest central level
B) the attic
C) a doorway
D) the garage
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A hurricane, in other parts of the world, is also known as
A) a cyclone.
B) a willy-willy.
C) a typhoon.
D) all of the above.
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Hurricanes gain strength when over
A) warm water.
B) hot air.
C) cold water.
D) wind.
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An air mass forming over the Gulf of Mexico would be classified as
A) mE.
B) mT.
C) aP.
D) cE.
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An air mass derives its characteristics from its
A) temperature.
B) surroundings.
C) location.
D) source region.
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The velocity-dependent force that produces air motion and is associated with Earth's rotation is called the ______________.
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The major contribution in heating the troposphere comes from ______________.
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A wind vane points in the direction ______________ the wind is blowing.
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A barometer that does not use mercury is a(n) ______________ barometer.
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The fraction of incident light that a body reflects is called its ______________.
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An altocumulus cloud belongs to which cloud family?
A) Low
B) Clouds of vertical development
C) High
D) Middle
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Which of the following is not a member of the low-cloud family?
A) Nimbostratus cloud
B) Fog
C) Stratus cloud
D) Cirrus cloud
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The conterminous United States lies predominantly in which wind zone?
A) Westerlies
B) Northeast tradewinds
C) Polar easterlies
D) Doldrums
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The rate at which air temperature changes with altitude is called
A) the inversion rate.
B) vertical development.
C) the lapse rate.
D) an isotherm.
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Land and sea breezes result from
A) the Coriolis force.
B) convection cycles.
C) low-pressure areas.
D) high-pressure areas.