Physics 0625 · IGCSE · Momentum

Momentum — practice question

A rocket is sent upward from the Moon’s surface. Hot gases are expelled downward for a very brief time. Which statement is not correct?

  • AThe rocket experiences a downward force.
  • BThe rocket experiences an upward force.
  • CThe total momentum of the hot gases is equal to the momentum of the rocket.
  • DThe total momentum of the hot gases and rocket when the hot gases have been ejected is zero.

Worked solution & mark scheme

This 1-mark question has a full step-by-step worked solution and mark scheme.

  • Full mark scheme, point by point
  • Step-by-step worked solution
  • Write your answer & get it marked instantly by AI