• 1. 
    Which of the following is an example of a renewable energy source?

  • Coal
  • Fossil fuels
  • Gasoline
  • Solar power
  • 2. 
    Which of the following best describes global warming?

  • All of the above
  • The weather during the summer
  • The current temperatures on Earth
  • The increase in the average temperatures on Earth
  • 3. 
    Which result of global warming could upset the food chain and put some animals species in danger of extinction?

  • Changes in animal migrations
  • Glaciers melting
  • Rising ocean levels
  • Extreme weather
  • 4. 
    What biome is likely to expand if global temperatures increase?

  • Tundra
  • Rainforest
  • Temperate forest
  • Desert
  • 5. 
    Which of the following can impact the global climate?

  • Greenhouse gases
  • Solar activity
  • Volcanic eruptions
  • All of the above
  • 6. 
    What greenhouse gas is released into the atmosphere from gasoline burning cars?

  • Oxygen
  • Ozone
  • Water vapor
  • Carbon dioxide
  • 7. 
    Where does the energy that keeps the surface of the Earth warm come from?

  • The spin of the Earth
  • Fossil fuels
  • The sun
  • Friction of the Earth's atmosphere
  • 8. 
    True or False: A reduction in the overall average temperature of the Earth of 5 degrees C could cause an ice age.

  • TRUE
  • 9. 
    Which of the following causes of global warming can be affected by human behavior?

  • Volcanic eruptions
  • Solar activity
  • Natural fluctuations of the planet
  • Greenhouse gases
  • 10. 
    What determines your 'carbon footprint'?

  • How much carbon dioxide your activities release into the air
  • How much trash you produce throughout a year
  • The type of food you eat
  • How much exercise
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