Energy generation and storage

Question 1

Pros and cons of coal

Answer 1

• Pros: produces high amounts of energy
• Cons: will eventually run out, produced hamrful emissions, damage to land due to mining

Question 2

Pros and cons of natural gas

Answer 2

• Pros: emits less CO2 than coal and oil, UK has large deposits
• Cons: highly flammable, extraction may pollute water

Question 3

Pros and cons of oil

Answer 3

• Pros: produces lots of energy, relatively easy to store and transport
• Cons: lots of air pollution, impact on water and land

Question 4

Pros and cons of nuclear power

Answer 4

• Pros: no harmful gases emitted, more efficient than fossil fuels
• Cons: disposal of waste is difficult and costly, setup cost is high, risk of large scale disaster

Question 5

Disadvantages of rechargable batteries

Answer 5

• More expensive to purchase than single use
• Have a limited lifespan
• Can only be recharged a certain amount of times