Early aviation weather forecasts in the 1920s- 1930s mainly supported ______

• World War I flying

• World War II flying

• Polar ice cap exploration

• government flying - air mail government flying - air mail

Where did the pilots and airplanes come from to form the new air mail system in the 1920s?

• World War I World War I

• WalMart

• The Vietnam War

• Amazon.com

Early weather observers looked only at an area

• about the size of an IHOP pancake

• about the size of Kansas

• about 5 miles around an airport

• from coast to coast from coast to coast

Factors considered in weather forecasting

• Wind - speed and direction

• Temperature - dew point

• Visibility - sky condition

• All of the above, do you know what I am saying?

A barometer measures

• Wind direction & velocity - decide if you want to wear a hat

• Temperature - to determine hotness/coldness

• Barometric pressure - to predict weather

• Time elasticity - spot ripples in the fabric of the universe

How often can Automated Surface Observations Systems (ASOS) relay information?

• on weekends and holidays

• Every Tuesday at tea time

• once daily

• 24/7 - all day, every day 24/7 - all day, every day

How does radar work?

• Very well, thank you

• It connect to train tracks with electricity

• Radio waves go out, hit things, and bounce back

• It's too complicated to explain It's too complicated to explain

Weather forecasters often gather high altitude conditions information with ______

• balloons with radio transmitters

• guesses and speculation

• Spaceships and martians

• binoculars and birds binoculars and birds

One of pilots's biggest weather concerns is ______

• clear sunny days

• icing conditions

• puffy clouds

• a slight breeze a slight breeze

Ice build up on an airplane

• is a bad thing - it's heavy

• Is a bad thing - it can change the shape of wing's airfoil

• Is a bad thing - it can lock up control surfaces

• Is a bad thing - all of the above