What Is the Jet Stream? NOAA SciJinks

What are jet streams?

• Bands of strong wind that generally blow from west to east

• Bands of strong wind that generally blow from east to west

• Bands of strong wind that generally blow from south to north

• Bands of strong wind that generally blow from north to south

What causes the formation of jet streams?

• When warm air masses meet cold air masses in the atmosphere

• When cold air masses meet warm air masses in the atmosphere

• When warm air masses meet warm air masses in the atmosphere

• When cold air masses meet cold air masses in the atmosphere

Where are jet streams located in the atmosphere?

• Stratosphere

• Mesosphere

• Thermosphere

• Troposphere

What is the average speed of jet streams?

• 110 miles per hour

• 150 miles per hour

• 75 miles per hour

• 50 miles per hour

How do jet streams affect airplane travel?

• They cause turbulence during airplane travel

• They slow down airplane travel

• They speed up airplane travel

• They have no impact on airplane travel