Jet steams and rosby waves

What are jet streams?

• The trail left from an airplane.

• Bands of strong wind.

• The winds that push jets through the air.

• Wind made from tornadoes.

Which direction do jet streams generally blow?

• North to South

• South to North

• East to West

• West to East

Where are the two polar jet streams located?

• Near the north and south poles.

• Near the equator.

• You can't tell.

• Only near the north pole.

Where are the subtropical jet streams located?

• Near the north and south poles.

• Near the equator.

• They go between the poles and the equator.

• There aren't any subtropical jet streams.

What causes jet streams?

• They are caused due to large thunderstorms.

• No one knows.

• They form when warm air meets cold air.

• Too many jets in the air at one time.

On average, what speed do jet streams travel at?

• 60 mph

• 110 mph

• 150 mph

• 275 mph

What season do jet streams travel the fastest?

• Winter

• Spring

• Summer

• Fall

• The season doesn't impact jet stream speed.

Winds are caused by

• equal heating

• unequal heating

A narrow band of fast moving winds high in the atmosphere that move from west to east

• Jet Stream

• doldrums

• equator

• polar easterlies

What is the instrument called that measures air pressure?

• thermometer
• ruler
• yard stick
• barometer