Multiple-Choice Quiz

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Our Multiple-Choice Quiz will test your knowledge of the basic concepts and ideas offered in Chapter 3. By successfully reviewing these concepts, you will reinforce your comprehension of these geographic ideas.

This activity contains 20 questions.

Select the most correct statement regarding the stratosphere.

	it has no winds
	it has constant temperature throughout its depth
	it is below the troposphere
	it destroys ozone
	it is warmer at the top than the bottom

Pressure at a point in the atmosphere reflects

	weight of the atmosphere above the point.
	weight of the atmosphere below the point.
	total weight of the atmosphere above and below the point.
	none of the above.

Most of what we call weather occurs in the

	ozonosphere.
	stratosphere.
	troposphere.
	mesosphere.
	ionosphere.

The basic distribution of heat (and therefore of temperature) over the Earth is primarily a function of

	relative humidity.
	latitude.
	the distribution of land and water.
	the general circulation of the atmosphere.
	elevation.

Atmospheric particles (such as dust and ash)

	aid in cloud formation.
	attract water.
	absorb sunlight.
	reflect sunlight.
	do all of the above.
	do none of the above.

Of the following gases, which is classified as a variable-amount gas?

	argon
	helium
	water vapor
	oxygen
	neon

What part of the atmosphere shields Earth's surface from harmful ultraviolet radiation?

	troposphere
	tropopause
	mesosphere
	ozonosphere
	none of the above

The aurora borealis and aurora australis are caused by an interaction between charged particles and Earth's magnetic field. What layer of Earth's atmosphere contains these particles?

	troposphere
	mesosphere
	ozonosphere
	ionosphere
	stratosphere

A molecule of ozone gas consists of

	one oxygen atom.
	two oxygen atoms.
	three oxygen atoms.
	two oxygen atoms plus one nitrogen.
	one positively charged ion plus two negatively charged ions.

What is the atmosphere zone called that is characterized by gases not well mixed, which are layered in accordance with their molecular masses?

	troposphere
	homosphere
	ozonosphere
	heterosphere
	mesosphere

The layers of the atmosphere are defined by

	altitude.
	temperature.
	temperature change.
	their gaseous composition.
	none of the above.

Atrmospheric pressure

	decreases at an increasing rate through the atmosphere.
	decreases at a constant rate through the atmosphere.
	decreases at a decreasing rate through the atmosphere.

A deep layer of electrically charged molecules and atoms that reflects radio waves is

	the heterosphere.
	the radiosphere.
	the thermosphere.
	the ionosphere.

In terms of the controls of weather and climate, latitude

	primarily affects humidity.
	primarily affects temperature.
	primarily affects atmospheric circulation.
	primarily affects precipitation.
	has no effect.

The tropopause

	varies in height over the year at a particular place.
	is higher over the poles.
	is higher near the equator.
	both (1) and (2) above.
	both (1) and (3) above.

Water vapor is considered a variable gas because

	the total amount of water vapor in the entire atmosphere varies.
	the amount of water vapor varies in time.
	the amount of water vapor varies with location.
	of all the above.
	of none of the above.

Particulates that readily absorb water are described as being

	hygroscopic.
	hydroscopic.
	hydrophobic.
	none of the above because they do not absorb water.

The warm zone of the stratosphere is found near the ___________ of the ozone layer.

	top
	bottom

Which of the following is/are considered a "thermal layer"?

	the troposphere
	the ionosphere
	the homosphere
	the heterosphere
	all of the above

Which of the following layers corresponds to the heterosphere?

	the troposphere
	the stratosphere
	the mesosphere
	the thermosphere

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