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1.5 Forces

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Question 10

A satellite travels in a circular orbit around the Earth at a constant speed. Which of the following statements is correct?

A

The velocity of the satellite is constant.

B

The kinetic energy of the satellite is changing.

C

The acceleration of the satellite is directed towards the center of the Earth.

D

The net force acting on the satellite is zero.

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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