Global Warming Review

Crude oil is also called what?

• biomass

• coal

• fossils

• petroleum

The Earth provides humans with an unlimited amount of fossil fuels. They are considered renewable.

• True

• False

What is the best known and most significant human alteration of the carbon cycle?

• Natural/human caused fires

• combustion of fossil fuels

• Cutting down forests 

• human extraction of fossil fuels

Carbon is used by plants during which process?

• Respiration

• Photosynthesis

• Transpiration

• Transportation

What is the "greenhouse effect?"

• Greenhouse gases trap in UV radiation and warm the earth.

• Greenhouse gases trap Carbon Dioxide and warm the earth.

• Greenhouse gases trap infrared radiation and warm the earth.

• Greenhouse gases trap carbon dioxide so plants can grow.

What is causing climate change

• wind

• green house gasses

• the sun

• water

Which of the following is not a greenhouse gas?

• Carbon dioxide

• Methane

• Water vapour

• Nitrogen

Human activity is adding additional greenhouse gases to the amount that are in the atmosphere naturally

• True

• False

The greenhouse gas having the greatest role in human-caused global warming is

• carbon dioxide

• ozone

• methane

• CFCs (chlorofluorocarbons)

Some greenhouse gases are naturally present in the Earth's atmosphere

• False

• True