Power Generation!

Question 1

Tidal power depends on...

Accepted Answer

The pull of the moon

Question 2

A 'renewable resource' is one that...

Accepted Answer

will not run out, or can be replenished

Question 3

What method do we use to store excess power when supply is greater than demand?

Accepted Answer

Pumped Storage

Question 4

Other than the heat from magma, where else does the heat used for Geothermal energy come from?

Accepted Answer

Decay of radioactive elements in the earth's crust

Question 5

What is the 'National Grid' in the UK?

Accepted Answer

The network of sub-stations, transformers and cables

Question 6

What element is used most often for fuel in nuclear power generation?

Accepted Answer

Uranium

Question 7

Biomass does generate CO2 when burned, but this is not an issue because

Accepted Answer

it only releases the same about as it used to grow

Question 8

Which of these renewable resources is NOT affected by weather conditions?

Accepted Answer

Hydroelectric

Question 9

Which of these is a disadvantage of Nuclear Power

Accepted Answer

generates radioactive waste

Question 10

Which of these is NOT a fossil fuel?

Accepted Answer

Uranium

Question 11

Off all the fossil fuels, which has the largest carbon footprint?

Accepted Answer

Coal

Question 12

Why do we transmit power across the national grid at high voltages rather than high currents?

Accepted Answer

to minimise energy losses in the cables due to heat

Questions 12