1.
the weight of the air pushing down on Earth
2.
large bodies of air that heave uniform temperature, humidity, and pressure
3.
forms when a colder air mass replaces a warmer air mass
4.
forms when warmer air moves toward colder air, rises, and glides above cold air
5.
cold winds that blow from the east to the west near the North and South poles
6.
steady winds that flow from the east to west between 80 degrees north latitude and 30 degrees south latitude
