Antimatter is difficult to store because:

  1. it has no mass
  2. it is unstable in a vacuum
  3. it is very heavy
  4. it annihilates on contact with ordinary matter
Answer

D) it annihilates on contact with ordinary matter

Stored using magnetic traps. SLO P-11-F-24 · Understanding

Physics MCQ · More Nuclear and Particle Physics MCQs · Practise