IB Geography Global Climate

Which gas makes up most of Earth's atmosphere

• oxygen

• carbon dioxide

• nitrogen

• carbon monoxide

How far above the Earth is the greatest concentration of ozone?

• 0 - 10 km

• 25 - 35 km

• 80 - 100 km

• 15 - 25 km

What does the ozone layer do?

• protects Earth from UV rays

• protects Earth from IR rays

• reduces Global warming

• increases the Greenhouse effect

Which compound destroys the ozone layer

• CO2

• CBDs

• CH4

• CFCs

What are the layers of the atmosphere called, starting nearest the Earth?

• stratosphere, lithosphere, hydrosphere, thermosphere

• troposphere, stratosphere, mesosphere, thermosphere

• thermosphere, mesosphere, stratosphere, troposphere

• mesosphere, ozone layer, troposphere, stratosphere

In which layers of the atmosphere does temperature increase with height?

• troposphere and mesosphere

• mesosphere and thermosphere

• troposphere and stratosphre

• stratosphere and thermosphere

How fast does temperature fall with height in the troposphere (on average)?

• 6.5 degrees per km

• 6.5 degrees per 100 m

• 9.5 degrees per 100 m

• 9.5 degrees per km

Which area of the Earth receives an energy surplus?

• Poles

• Tropics

• Australasia and Asia

• Europe and North America

Which surface has the highest albedo?

• bare soil

• water

• fresh snow

• concrete

How is energy transferred to higher latitudes?

• the Greenhouse Effect

• pipelines

• winds and ocean currents

• rain