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1.5 Forces

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Question 15

An object moves at a constant velocity in a straight line.

Which of the following statements must be correct?

A

There are no forces acting on the object.

B

A constant non-zero resultant force is required to keep the object in motion.

C

The resultant force acting on the object is zero.

D

All individual forces acting on the object have the exact same magnitude.

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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