Human Activities and Climate Change Quiz

What is the greenhouse effect?

• A process where the sun's heat is reflected back into space

• A process where the Earth cools down

• A process where gases trap heat in the atmosphere

• A process where the Earth loses its atmosphere

Which gas contributes the most to the greenhouse effect?

• Methane

• Nitrous oxide

• Carbon dioxide

• Oxygen

What is global warming?

• A decrease in greenhouse gases

• A stable Earth's average temperature

• An increase in Earth's average temperature

• A decrease in Earth's average temperature

What is one major cause of global warming?

• Recycling waste

• Burning fossil fuels

• Using solar energy

• Planting more trees

Which of the following is an effect of global warming?

• More stable weather patterns

• Increase in polar ice

• More frequent hurricanes

• Decrease in sea levels

What can individuals do to help stop global warming?

• Cut down more trees

• Conserve electricity

• Drive more cars

• Use more plastic

What percentage of greenhouse gases is methane responsible for?

• 5%

• 4%

• 9%

• 82%

Which activity contributes to methane emissions?

• Agriculture

• Using chemical fertilizers

• Burning coal

• Deforestation

What is one effect of deforestation?

• Increase in oxygen release

• Decrease in carbon dioxide absorption

• Decrease in global temperatures

• Increase in sea levels

What is a primary source of carbon dioxide emissions?

• Solar panels

• Wind turbines

• Hydroelectric dams

• Fossil fuel burning power plants