Generating electricity

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  • Created by: Sam Evans
  • Created on: 23-05-14 20:22
Give three examples of biofuels
Ethanol, methane and nutshells
1 of 11
Why do hydroelectric power stations have to be built in hilly areas?
the water must fall from a height to transfer gravitational potential energy to kinetic energy
2 of 11
Give three situations in which energy can be obtained from water to produce electricity
Energy can be obtained from falling water, waves and the tides
3 of 11
What is a fossil fuel?
A fuel that is obtained from long-dead biological materials
4 of 11
Where does geothermal energy come from?
Heat in rocks deep below the Earth's surface
5 of 11
What is a solar cell?
A solar cell is a device that produces electricity directly from energy from the Sun
6 of 11
What is a solar heating panel?
A solar heating panel is a device that produces electricity directly from the sun
7 of 11
Are renewable or non-renewable energy sources the most reliable?
Non-renewable resources are most reliable
8 of 11
What are the disadvantages of using fossil fuels in power stations to produce electricity?
The emit CO2 that can cause global warming and SO2 that can cause acid rain
9 of 11
What colour are the pipes in a solar heating panel usually painted?
Black
10 of 11
State three advantages of geothermal energy
Renewable, free and does not produce polluting gases
11 of 11

Other cards in this set

Card 2

Front

Why do hydroelectric power stations have to be built in hilly areas?

Back

the water must fall from a height to transfer gravitational potential energy to kinetic energy

Card 3

Front

Give three situations in which energy can be obtained from water to produce electricity

Back

Preview of the front of card 3

Card 4

Front

What is a fossil fuel?

Back

Preview of the front of card 4

Card 5

Front

Where does geothermal energy come from?

Back

Preview of the front of card 5
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