Energy Sources Flashcards
1
Q
What are 3 energy sources?
A
Coal, oil and gas
2
Q
What are coal, oil and and gas called?
A
Fossil fuels
3
Q
What are oil and gas made of?
A
The fossilised remains of sea creatures
4
Q
What is coal made of?
A
The fossilised remains of trees
5
Q
Are coal, oil and gas renewable or non re-newable?
A
Non re-newable
6
Q
Does non-renewable mean you cannot can’t use them again?
A
No, it means you cannot get more of them easily once they run out
7
Q
What is the power station system? (explain the steps)
A
- A fuel burns to heat water and produce steam
- The steam drives the turbine, which is like a big fan
- The turbine drives a generator
8
Q
What is one problem with burning fossil fuels?
A
They produce alot of carbon dioxide
9
Q
Name some renewable sources?
A
Wind turbines
Waves turning the turbine
Solar panels
Making water fall through turbines in a dam
