Unit 1: Atomic and nuclear physics
The structure of the atom - CCEA
What do atoms consist of? How were these different elements discovered?

The structure of the nucleus - CCEA
What is mass number and atomic number? What do they reveal about the nucleus of an atom?

Radioactive decay and half-life - CCEA
What is radioactive decay and how does it occur? What is the difference between alpha, beta and gamma radiation? What is half-life and how is it used in calculations?

The dangers and uses of radiation - CCEA
Why is radiation hazardous to humans? What is background radiation? How is radiation used in medicine, industry and agriculture?

Nuclear fission - CCEA
What type of energy is nuclear fission? How is it used to generate electricity in a nuclear power station? What are its advantages and disadvantages?

Nuclear fusion - CCEA
What is nuclear fusion and where does this occur? What are the arguments for and against developing fusion as an energy source?

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