The masses of the quarks in a proton add up to:

  1. exactly the proton's mass
  2. more than the proton's mass
  3. only about 1% of the proton's mass
  4. zero
Answer

C) only about 1% of the proton's mass

Most mass comes from binding energy. SLO P-11-F-20 · Understanding

Physics MCQ · More Nuclear and Particle Physics MCQs · Practise