Q1 · 2021 · Paper 1Simple familiar1 mark
QUESTION 1
Leptons do not experience the
(A)
weak force.
(B)
strong force.
(C)
gravitational force.
(D)
electromagnetic force.
WORKED SOLUTION
1 markAnswer B
ANSWER
B
Worked solution
Leptons participate in the weak interaction, and charged leptons also in electromagnetism, but they do not carry colour charge and therefore do not experience the strong force. Option B.
Selects option B.
Worked explanation by QCE Vault; correct option verified against the QCAA answer key.