Nuclear power test questions - Edexcel

1

What is nuclear fission?

2

What is a chain reaction?

3

What particle is used to trigger the fission of a uranium nucleus?

4

How is the chain reaction slowed in a nuclear reactor?

5

Apart from uranium, which other element is commonly used as fuel in fission reactors?

6

Why is the reactor filled with graphite?

7

What is nuclear fusion?

8

Where does fusion occur naturally?

9

Why does fusion only happen at very high temperatures?

10

Where does the energy come from in fusion reactions?