Weather and Atmospheric Science Quiz

What atmospheric gas has the greatest effect on weather conditions associated with an air mass?

• oxygen

• methane

• nitrogen

• water vapor

The movement of an air mass over Earth's surface causes

• earthquake activity

• local weather changes

• global warming

• ecological succession

Which temperature and moisture conditions describe an air mass that originates over the Atlantic Ocean near the equator?

• humid and warm

• humid and cool

• dry and warm

• dry and cool

Which weather condition commonly occurs along a cold front?

• clear skies

• warm temperatures

• precipitation

• dry air

Wind is caused mainly by air pressure differences that result from

• absorption of ultraviolet radiation by Earth's landmasses

• uneven heating of the Earth's surfaces

• radiation of heat from Earth's landmasses to water bodies

• rotation of the Earth on its axis

What direction do the prevailing westerlies blow?

• east to west

• west to east

• north to south

• south to north

Which statement would most likely be included in a news report about an approaching hurricane?

• Open windows to equalize pressure.

• Install snow tires and check the antifreeze in the car.

• Evacuate low lying areas near the coast.

• Expect wind speed to decrease for the next several hours.

Weather forecasts are more accurate today than in the past due to

• global warming

• use of images from space

• air quality control

• plate tectonics

What is the main source of energy that drives all weather events, including wind and precipitation?

• the moon

• gravity

• the sun

• magnets

As altitude increases, air pressure

• decreases

• increases

• stays the same

• fluctuates