Concept Quiz 3

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This quiz covers key concepts 5 and 6 from Chapter 1. Answer the questions by darkening in the circle next to the correct answer. When completed with the quiz, click on "submit answers for grading" at the bottom of the page.

This activity contains 7 questions.

__________ is the variable atmospheric component that can exist in all three states (solid, liquid, and gas) at the temperatures and pressures that normally occur on Earth.

	Carbon dioxide
	Chlorine
	Methane
	Water vapor

Although present in only minute amounts, along with water vapor, carbon dioxide has a significant influence on the __________ of the atmosphere.

	density
	color
	heating
	height

	The two (2) sources of energy that power the Earth system are the Sun and cosmic radiation from extra-terrestrial materials (i.e., meteorites and asteroids) that enter the Earth's atmosphere.

	True False

	Air is a complex mixture of many discrete gases, and its composition varies from time to time and place to place.

	True False

________________ is a mixture of many discrete gases, and its composition varies from time to time and place to place.

	Ozone
	Air

Two (2) gases comprise 99% of the Earth's volume of dry air. These include _ and _____.

	nitrogen and oxygen
	hydrogen and oxygen
	oxygen and methane
	oxygen and carbon dioxide

"Latent" heat can best be described as __________________ heat.

	hidden
	aerosol
	dry
	clean

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Concept Quiz 3

__________ is the variable atmospheric component that can exist in all three states (solid, liquid, and gas) at the temperatures and pressures that normally occur on Earth.

Although present in only minute amounts, along with water vapor, carbon dioxide has a significant influence on the __________ of the atmosphere.

The two (2) sources of energy that power the Earth system are the Sun and cosmic radiation from extra-terrestrial materials (i.e., meteorites and asteroids) that enter the Earth's atmosphere.

Air is a complex mixture of many discrete gases, and its composition varies from time to time and place to place.

________________ is a mixture of many discrete gases, and its composition varies from time to time and place to place.

Two (2) gases comprise 99% of the Earth's volume of dry air. These include ___________ and _______________.

"Latent" heat can best be described as __________________ heat.

Two (2) gases comprise 99% of the Earth's volume of dry air. These include _ and _____.