Which of the following gases DOES NOT trap heat?

• carbon dioxide
• nitrogen
• water vapor
• methane

Which of the following have been linked to climate change?

• droughts

• flooding

• melting of polar ice caps

• all of these answers

Visible light reaches Earth’s surface while infrared light is trapped as heat. Which characteristic of Earth’s atmosphere causes this to happen?

• the hole in the ozone
• the greenhouse effect
• atmospheric pressure
• the inversion layer

Which is a primary energy source used by power plants is the worst one for emitting greenhouse gases?

• coal

• wood

• nuclear fuel

• batteries

What is climate?

•  What's going on with the atmosphere at any particular time
• The type of weather that occurs during a particular season
• An area's pattern of weather over a long period of time
• How much sunshine an area gets 

Which of the following is NOT evidence of global warming?

• Sea level rising
• Loss of Arctic Sea Ice
• Less Water Vapor in the Air
• More extreme weather events

Which human activity contributes the MOST carbon dioxide to the atmosphere?

• Fishing
• Breathing
• Burning Fossil Fuels
• Farming

Melting of glaciers and polar ice caps....

• will result in cooler temperatures in the Arctic
• will result in sea-levels rising
• Will have no effect on ecosystems
• None of the above

What does biodiversity mean?

• Only one species in an area.
• The different amount of species in an area
• All abiotic life
• Nitrogen fixation

In what way are humans most impacting the biodiversity of ecosystems around the world?

• a. We are putting too many organisms in zoos or keeping them as pets
• b. We are increasing biodiversity by breeding new species
• c. We are destroying the habitats of a large number of species
• d. Recreational hunting