Geo Science Chapter 20 Weather Patterns and Severe Storms

An immense body of air characterized by similar properties at any given altitude is known as a(n) _____.

• cyclone

• air mass

• anticyclone

• front

Which two properties characterize an air mass?

• temperature and location

• temperature and pressure

• temperature and moisture

• moisture and pressure

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

• colder and drier

• warmer and drier

• colder and wetter

• warmer and wetter

An air mass gets its properties from an area known as the _____.

• weather site

• place of origin

• classification region

• source region

Which type of air mass originates in northern Canada?

• mT

• cP

• mP

• cT

Maritime air masses form _____.

• over land

• over water

• only in winter

• only in summer

Which of the following is NOT an area where maritime tropical air masses that affect North America originate?

• Gulf of Mexico

• Caribbean Sea

• Hudson Bay

• Atlantic Ocean

An mT air mass is best described as _____.

• cold and dry

• warm and dry

• cold and wet

• warm and wet

A cT air mass is _____.

• cold and dry

• cold and wet

• hot and dry

• hot and wet

Which air mass often originates as a different air mass in Siberia and is subsequently altered?

• mT

• cP

• mP

• cT