Q22 · 2020 · Paper 1Simple familiar1 mark
QUESTION 22
List the six types of leptons.
1. 4.
2. 5.
3. 6.
WORKED SOLUTION
1 markQCAA guide · typeset solution
ANSWER
See worked solution below.
Worked solution
1. Electron
2. Electron neutrino
3. Tau
4. Tau neutrino
5. Muon
6. Muon neutrino
• identifies the six leptons [1 mark]
One QCAA sample method typeset for web; criterion wording is adapted from the official marking guide.
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