Chapter 12 Meteorology

Which variable is NOT weather related?

• humidity

• moon phase

• wind direction

• air pressure

Which instrument measures wind speed?

• psychrometer

• barometer

• anemometer

A volume of air contains half the moisture that it can at a certain temperature.

What is its relative humidity?

• 25 percent

• 50 percent

• 75 percent

Which water cycle processes are directly related to cloud formation?

• melting and freezing

• precipitation and evaporation

• evaporation and condensation

• sweating and precipitation

Temperature at which air is saturated and condensation can occur.

• humidity

• relative humidity

• dew point

Solid crystals of precipitation

• rain

• snow

• sleet

• hail

Liquid precipitation

• rain

• snow

• sleet

• hail

Starts as a small piece of ice that is repeatedly lifted and dropped by an updraft

• rain

• snow

• sleet

• hail

Precipitation that starts in snow clouds

• rain

• snow

• sleet

• hail

Amount of water vapor in the air

• dew point

• relative humidity

• humidity