Exam 20: Atmospheric Effects

A color-coded ______________ Index is used to indicate how good or bad the air is, in terms of pollution.

The low-pressure center of a hurricane is called the

The component in CFCs that is responsible for destroying ozone is

A natural agent of chemical weathering that is enhanced by CO₂ pollution is

Changes in Earth's thermal balance by decreasing the transparency of the atmosphere to insolation can result from ______________ pollution.

A common fuel impurity in fossil fuels is ______________.

One of the best indicators of photochemical smog is

The dome of water associated with a hurricane making landfall is called a(n) ______________.

Coal, gas, and oil are ______________ fuels.

Rain that freezes on striking a cold surface gives rise to a(n) ______________ storm.

Albedo changes may result from ______________ pollution.

The boundary between two air masses is called a

Lightning damage comes chiefly from ______________ discharge.

Conditions opposite to those of El Niño conditions are called

Rain that freezes upon striking a cold surface gives rise to a(n) ______________ storm.

The pollutant that affects the oxygen-carrying capability of the blood is

During a severe thunderstorm, it is advisable to

The northern Atlantic Ocean is the source region for the ______________ type of air mass.

Picnickers see a lightning flash of an approaching thunderstorm and hear the thunder 8.0 s later. a. Approximately how far away, in miles, is the storm? b. If the storm is moving at a speed of 10 mi/h and the picnickers take 20 minutes to finish eating and pack, will they get wet?

Air pollution results from ______________ combustion of impure fuels.