Use Of Fossil Fuels

Question 0

Why can we not rely on crude oil for ever?

Answer 0

They are non-renewable and running out

Question 1

What is crude oil vital for in modern life?

Answer 1

Generating electricity
Fuel for transport
Making plastics

Question 2

Name alternative energy sources

Answer 2

Nuclear
Wind
Solar
Ethanol to power cars

Question 3

Give 3 political problems of oil

Answer 3

1. As oil becomes scarce, prices increase for fuel and plastic products. Countries stock pile oil rather than sell it.
2. Countries with oil and gas have power - could lead to conflict and war.
3. Will become harder for countries without supplies to get oil and gas. Have to get it from politically unstable countries who may cut supplies off.

Question 4

Explain 3 environmental problems with crude oil

Answer 4

1. Oil tanker crashes in sea - huge oil slicks
2. Oil covers birds feathers, can’t fly, stops waterproof, die of cold
3. Detergents used to clean oil slicks harm wildlife, toxic to fish

Question 5

List 7 considerations when choosing best fuel

Answer 5

Energy value - how much energy there is
Availability
Storage - flammable / explosive
Cost
Toxicity - toxic when burnt
Ease of use - whether it lights easily
Pollution