Earth receives energy from the sun through what method of heat transfer?

• conduction

• convection

• radiation

• none of the above

Which of the following terms best describes air?

• mixture

• compound

• element

• none of the above

Most important weather phenomena occur in the __________.

• mesosphere

• troposphere

• stratosphere

• thermosphere

In general, what is true about places at higher altitudes in the troposphere?

• They have the same temperatures as places at lower altitudes.

• They have cooler temperatures than places at lower altitudes.

• They have warmer temperatures than places at lower altitudes.

• They have less predictable temperatures than places at lower altitudes.

Which of the following is true?

• Land heats more rapidly than water.

• Land heats more rapidly than water AND Land reaches higher temperatures than water.

• Land reaches higher temperatures than water.

• Land heat less rapidly than water

Which of the following can change from one state of matter to another at the temperatures and pressures experienced at Earth’s surface?

• nitrogen

• carbon dioxide

• water

• oxygen

Which two properties characterize an air mass?

• temperature and moisture

• temperature and location

• temperature and pressure

• moisture and pressure

Which gas is most important for understanding atmospheric processes?

• carbon dioxide

• oxygen

• water vapor

• ozone

A cold, dry air mass that moves over warm, tropical waters will likely become ____.

• warmer and drier

• colder and wetter

• warmer and wetter

• colder and drier

Which type of air mass originates in northern Canada?

• cP

• cT

• mP

• mT