Climate Change - Quiz

What is the main cause of global warming?

• Rainfall

• Increase in CO₂ and other greenhouse gases

• Decrease in oxygen

• Rotation of the Earth

What do greenhouse gases do in the Earth's atmosphere?

• Let all the sunlight escape

• Make clouds heavier

• Trap heat and keep the Earth warm

• Block rain from falling

Which of the following is not a greenhouse gas?

• Carbon dioxide

• Methane

• Water vapor

• Nitrogen

What is one impact of climate change?

• Slower plant growth

• Less oxygen

• More extreme weather events

• Colder global temperatures

What does the atmosphere mostly consist of?

• Oxygen and carbon dioxide

• Nitrogen and oxygen

• Hydrogen and carbon

• Methane and helium

What human activity contributes the most to CO₂ levels?

• Planting trees

• Riding bicycles

• Burning fossil fuels

• Drinking bottled water

What does deforestation do to the amount of CO₂ in the air?

• Decreases it

• Has no effect

• Increases it

• Turns it into oxygen

What is one reason forests are cut down?

• To cool the Earth

• To trap more heat

• To grow crops and raise animals

• To reduce CO₂ levels

Which renewable energy uses movement of the air to generate electricity?

• Tidal

• Solar

• Wind

• Hydro

Which renewable energy works only when the sun shines?

• Wind energy

• Tidal energy

• Solar energy

• Coal energy