Energy Sources

What is the main difference between solar and coal energy sources?

• Solar energy causes pollution

• Coal energy is cheaper

• Coal energy can run out

• Solar energy is more efficient

Which of the following is an advantage of fossil fuels?

• They are clean energy sources

• They are energy-dense

• They are renewable

• They are sustainable

What is a disadvantage of using plastic bags?

• They cause pollution

• They are reusable

• They are biodegradable

• They are sustainable

How is nuclear energy produced in a nuclear power plant?

• By splitting atoms in nuclear fission

• By using solar panels

• By harnessing wave energy

• By capturing wind energy

What is an advantage of wind energy in the context of renewable energy sources?

• It is inconsistent

• It causes pollution

• It doesn't pollute the air

• It is energy-dense

What is a benefit of solar energy in real-world scenarios?

• It is less effective on cloudy days

• It causes pollution

• It is inconsistent

• It is always available during the day

How does hydropower generate electricity?

• By using the flow of water in rivers or dams

• By capturing wind energy

• By using solar panels

• By splitting atoms in nuclear fission

Which renewable energy source is the most widely used globally?

• Wind energy

• Solar energy

• Wave energy

• Hydropower

Can renewable energy completely replace non-renewable energy?

• No, it's not possible

• Yes, with no challenges

• Yes, with minimal investment

• No, it's not sustainable

What is the main environmental drawback of using fossil fuels?

• They are expensive

• They are renewable

• They cause pollution

• They are sustainable