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6.2.3a Galaxies and the scale of the Universe

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Question 27

Light from some celestial bodies is blueshifted.

What is blueshift?

A

an increase in observed wavelength caused by an object moving towards the Earth

B

a decrease in observed wavelength caused by an object moving towards the Earth

C

an increase in observed wavelength caused by an object moving away from the Earth

D

a decrease in observed wavelength caused by an object moving away from the Earth

Markscheme

6.2.3a Galaxies and the scale of the Universe Questions

  1. IGCSE
  2. /Physics
  3. /6.2.3a Galaxies and the scale of the Universe

59 exam-style questions on CIE IGCSE Physics 6.2.3a Galaxies and the scale of the Universe. Each one has a worked solution and a mark scheme showing where the marks go.

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