Weather

As the temperature in an area increases, the air pressure ___________.

• increases

• decreases

• stays the same

Differences in air pressure cause wind.

• True

• False

As the humidity increases, air pressure _________.

• increases

• decreases

• stays the same

What causes your ears to pop on an airplane?

• a change in humidity

• a change in temperature

• a change in direction

• a change in altitude

Which two processes cause clouds to form?

• precipitation and runoff

• transpiration and precipitation

• evaporation and condensation

• evaporation and ground water

The weather of an area is affected by the air mass that is passing over it.

• True

• False

Snow forms when the temperature is below freezing.

• True

• False

As altitude increases, air pressure _______.

• increases

• decreases

• stays the same

Air _____ influences the weather by determining what type of precipitation will fall to the ground.

• pressure

• speed

• humidity

• temperature

Air pressure is measured using a(n) ________.

• hygrometer

• anemometer

• barometer

• thermometer