Air Fronts and Global Winds

The boundary between two air masses with different temperatures is a __________.

• front
• mass
• wind pattern
• all of the above

What will happen when a warm air mass meets a cold air mass?

• The warm air will go above the cold air
• The warm air will go below the cold air
• The warm air will move through the cold air
• The warm air will go to the side of the cold air

Global wind patterns are generated by

• The unequal distribution of heat from the Sun.
• The rotation of the Earth
• Both
• Neither

What causes wind?

• The spherical shape of the Earth
• The spinning of Earth on it's axis.
• The weight of the air pressing down on Earth.
• The heating and cooling of the atmosphere

Wind is air moving from areas of _______________ to areas of _______________ .

• low pressure, high pressure
• high pressure, low pressure
• wet weather, dry weather
• dry weather, wet weather

High pressure systems are commonly found

• at the Equator
• at the mid latitudes
• at the poles
• Anywhere temperatures are warm

Trade winds blow between

• 30° N and 60° N
• the equator and 30° N
• 30° S and 60° S
• 60° S and the south pole

These winds carry cold Arctic air over the United States producing snow and freezing weather

• Equatorial winds
• Prevailing Westerlies
• Trade winds
• Polar Easterlies

How are global winds named?

• For the directions from which they come.
• For the direction they are going.
• For their distance from the equator.
• For their speed.

What global wind pattern dominates in the continental U.S.?

• Trade Winds
• Prevailing Westerlies
• Polar Easterlies
• No wind pattern dominates