The ozone layer helps protect us from _________.

What causes the brown haze near cities?

Which is the uppermost layer of the atmosphere?

What layer of the atmosphere has the most water?

What protects living things from too much ultraviolet radiation?

Where is air pressure the least?

How is energy transferred when objects are in contact?

Which surface winds are responsible for most of the weather movement across the United States?

What type of wind is a movement of air toward water?

What are the narrow belts of strong winds near the top of the troposphere called?

Use the illustration to answer question.

Which layer of the atmosphere contains the ozone layer?

Use the illustration to answer the question.

Which atmospheric layer contains weather?

What process changes water vapor to a liquid?

Which forms during the day because water heats slower than land?

Which process transfers heat by the flow of material?

Which global wind affects weather in the U.S.?