Complete the sentences describing nuclear fission. Choose words from the list below:
During nuclear fission, a heavy uranium-235 __________ absorbs a __________ and splits into smaller nuclei. This process also releases energy, including electromagnetic radiation in the form of __________.
A country requires a minimum electrical power of 42,000 MW42,000\text{ MW}42,000 MW at any given time. A new generation of nuclear power stations each has a maximum electrical power output of 1,600 MW1,600\text{ MW}1,600 MW.
Calculate the minimum number of these nuclear power stations needed to supply the required power.
Practise AQA GCSE Physics Nuclear fission and fusion (physics only) with exam-style questions for Foundation and Higher tier. 10 questions covering Nuclear fission and Nuclear fusion, matched to the AQA GCSE Physics (8463) specification and written in Paper 1 and Paper 2 style. Every question includes a full worked solution and mark scheme, so you can see where marks are awarded rather than just whether you got the answer right.