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1.5 Forces

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Question 80

Heavy luggage on a passenger coach is stored in the compartment under the floor rather than on a roof rack. Why is this?

A

It lowers the centre of mass of the coach, making it more stable.

B

It increases the speed of the coach.

C

It decreases the kinetic energy of the coach.

D

It raises the centre of mass of the coach, making it more stable.

Markscheme

1.5 Forces Questions

  1. IGCSE
  2. /Physics
  3. /1.5 Forces

245 exam-style questions on CIE IGCSE Physics 1.5 Forces, covering 1.5.1a Forces, resultant force and motion, 1.5.1b Load–extension graphs and the spring constant, 1.5.1c Friction and drag, 1.5.1d Force, mass and acceleration, 1.5.1e Motion in a circular path, 1.5.2a Moment of a force, 1.5.2b Principle of moments and equilibrium, and 1.5.3 Centre of gravity and stability. Each one has a worked solution and a mark scheme showing where the marks go.

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