S2 Physics - Generating Electricity

Which of the following is a non-renewable energy source?

• Solar power

• Wind energy

• Coal

• Hydroelectric

What is a major environmental concern associated with coal mining?

• Air pollution

• Soil erosion

• Deforestation

• Ocean acidification

Which of these non-renewable resources is primarily used for electricity generation?

• Oil

• Natural gas

• Uranium

• Coal

What is a disadvantage of using non-renewable energy sources?

• They are cost-effective

• They lead to air pollution

• They are sustainable

• They produce minimal waste

Which of the following is a renewable energy source?

• Coal

• Natural gas

• Wind energy

• Oil

What is a major disadvantage of wind energy?

• It is intermittent

• It produces greenhouse gases

• It is not cost-effective

• It is non-renewable

How does a hydroelectric dam generate electricity?

• By burning coal

• By harnessing wind power

• By using falling water to turn turbines

• By solar radiation

Which renewable energy source uses the Earth's heat?

• Biomass

• Geothermal

• Wind

• Hydroelectric

What is the main renewable energy source currently used in Scotland?

• Wind power

• Solar power

• Coal

• Natural gas

What is a key feature of wave energy?

• It is highly predictable

• It generates high amounts of CO2 emissions

• It is limited to tropical regions

• It is the cheapest form of energy