Water Energy Technologies Quiz

What percentage of the Earth's surface is covered by water, which can be harnessed for energy?

• 90%

• 71%

• 50%

• 85%

Which of the following is NOT a method used in tidal power technology?

• Barges

• Turbines

• Tidal fences

• Solar panels

What is a key environmental benefit of using water as a renewable energy resource?

• It emits greenhouse gases

• It uses the Earth's water cycle

• It requires fossil fuels

• It increases air pollution

What is the primary use of water in the energy sector?

• Generating electricity from solar panels

• Transporting fossil fuels

• Cooling thermal power plants

• Irrigating biofuel crops

What percentage of the world's water withdrawal is used for energy production?

• 20%

• 5%

• 10%

• 15%