During the free-fall part of a 'zero-g' aircraft flight, passengers feel weightless because:

  1. gravity is switched off
  2. the aircraft follows a free-fall (parabolic) path
  3. the engines push them up
  4. the aircraft leaves the atmosphere
Answer

B) the aircraft follows a free-fall (parabolic) path

Same free-fall idea as in orbit. SLO P-11-B-16 · Understanding

Physics MCQ · More Circular and Rotational Motion MCQs · Practise