Air and Air Pressure
Which gas makes up most of the atmosphere?
nitrogen
Which layer of the atmosphere do we live in?
The troposphere.
Where does a maritime air mass form?
What storm has the highest wind speed?
Who was the third President of the United States?
Thomas Jefferson
As altitude increases, air pressure....
decreases.
About how many miles high is the troposphere?
6-10 miles
Draw a cold front traveling east.
Drawing
What type of storm usually begins to form in the eastern Atlantic near Africa?
A hurricane
What former General of the Union Army was later elected President?
Ulysses Grant
As humidity and temperature increase, air pressure....
decreases.
As you go higher in the troposphere, the temperature goes....
down.
What is a front?
A place where two air masses meet but do not mix.
When cool, dry air moves over the Great Lakes and picks up a lot of moisture in early winter, the result is....
lake effect snow.
Who was President during World War 1?
Woodrow Wilson
Which gas was absent from the atmosphere 2.3 billion years ago?
oxygen
Which layer of the atmosphere gradually blends into space?
Exosphere
Define air mass.
A body of air that has similar temperature, humidity and air pressure throughout.
What is a hurricane called in the Pacific Ocean?
Typhoon or Cyclone
Who's New Deal helped get the country out of the Great Depression?
Franklin D. Roosevelt
How does the can crush demonstration work?
Name the only moon in the solar system that has an atmosphere.
Titan
What type of air mass is most experienced by people traveling in the Straits of Magellan?
Why do so many thunderstorms and tornadoes occur in tornado alley?
Warm, humid air from the Gulf of Mexico collides with colder dry air from the plains. Warm air rises and the water vapor condenses to make a storm cloud.
Which is the only President to serve two non-consecutive terms?
Grover Cleveland