A level Geography

An air mass is...

• A body of air whose physical properties, especially temperature and humidity are different over a large area.

• A body of air whose physical properties, especially temperature and humidity are uniform over a large area.

• A large body of air in which the horizontal gradients of the main physical properties are fairly slack.

• A large body of air in which the vertical gradients of the main physical properties are fairly slack.

A maritime tropical air mass is?

• Warm and moist

• Warm and dry

• Cold and moist

• cold and dry

At the ITCZ...

• Winds split apart

• Winds sink

• Winds converge

• Winds spiral

El Nino is...

• irregular occurrence of cold surface water off the coast of Australia that affects global wind and rainfall patterns

• irregular occurrence of warm surface water off the coast of Australia that affects global wind and rainfall patterns

• irregular occurrence of cold surface water off the coast of South America that affects global wind and rainfall patterns

• irregular occurrence of warm surface water off the coast of South America that affects global wind and rainfall patterns

Hydrolysis occurs on what rocks

• Limestone

• Granite

What is saprolite?

• Unweathered rock

• Weathered rock

• Limestone

• Bornhardts

Earthquakes killed around how many people in the twentieth century?

• 0.5 million

• 9 billion

• 1.5 million

• 10 thousand

Choose all the the ways we classify avalanches

• The type of breakaway

• Position of the sliding surface

• Water content

• The form of the avalanche

How many people die from tornadoes on average?

• 20

• 40

• 60

• 80

Which is cheaper bio engineering or hard engineering for preventing mass movements?

• Bio engineering

• Hard engineering