6th Test 2

Front

What is the temperature at which condensation begins?

Back

Dew point: The temperature at which air becomes saturated with moisture and water vapor begins to condense into liquid.

Front

What is the band of high-speed winds about 10 kilometers above Earth's surface called?

Back

Jet stream: A fast-flowing air current in the atmosphere that influences weather patterns.

Front

What is a rapidly whirling, funnel-shaped cloud that reaches down to touch Earth's surface?

Back

Tornado: A violent rotating column of air extending from a thunderstorm to the ground.

Front

What is the horizontal movement of air from an area of high pressure to an area of lower pressure called?

Back

Wind: The movement of air caused by differences in air pressure.

Front

What is a tropical storm that has winds about 119 kilometers per hour or higher?

Back

Hurricane: A powerful tropical storm with strong winds and heavy rain.

Front

What is the process called when water vapor turns into liquid water?

Back

Condensation: The change of state from gas to liquid, often occurring when air cools.

Front

What are the winds that blow from east to west in the tropics called?

Back

Trade winds: Steady winds that flow from east to west in the tropics.

Front

What is the term for the amount of water vapor in the air?

Back

Humidity: A measure of the amount of moisture in the air.

Front

What is the phenomenon called when warm air rises and cool air moves in to replace it?

Back

Convection: The transfer of heat through the movement of fluids (liquids and gases).

Front

What is the name of the storm system characterized by a rotating column of air and a low-pressure center?

Back

Cyclone: A large scale air mass that rotates around a center of low pressure.