Non-renewable vs renewable

The video discusses the primary sources of electrical energy, focusing on fossil fuels and nuclear power, which are non-renewable. It explains how fossil fuels were formed and the process of generating electricity from nuclear power. The video highlights the limitations of these sources and introduces renewable energy options like solar and hydropower, which are sustainable and won't run out. It emphasizes the need to transition to renewable energy to ensure a sustainable future.

What are fossil fuels primarily composed of?

• Modern-day plants and animals

• Ancient land plants and marine animals

• Minerals and metals

• Water and air

How is electricity generated from nuclear power?

• By harnessing wind energy

• By burning coal

• By splitting uranium atoms

• By using solar panels

Which energy source is considered inexhaustible for billions of years?

• Uranium

• Natural gas

• The sun

• Coal

What is the process of generating electricity in a hydroelectric power station?

• Burning fossil fuels

• Using wind turbines

• Spinning a turbine with flowing water

• Splitting atoms

Why is it important to switch to renewable energy sources in the future?

• To reduce the cost of electricity

• To ensure a sustainable energy supply

• To increase the use of fossil fuels

• To deplete uranium reserves