Energy transfers - Eduqas test questions - Eduqas

1

Which of these features would NOT ensure that the minimum amount of power is lost from the cables which form part of the National Grid?

2

In an electric kettle, what energy is not wasted?

3

What is the efficiency percentage of Christmas lights that give out 10 W of light radiation for an electrical power input of 200 W?

4

Which of these is not a fossil fuel?

5

Which gas is linked to global warming?

6

What does it mean, if an energy resource is renewable?

7

What are nuclear fuels used for?

8

Which energy resource is the least reliable?

9

Why does the energy demand in UK households tend to increase between 6 and 9 pm?

10

Which energy resource produces the majority of electricity used globally?