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5.2 The electromagnetic spectrum

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Question 8

An astronomical detector on a space telescope measures the energy of incoming photons from a hot, young O-type star to be approximately 1.2 × 10-18 J.

In which region of the electromagnetic spectrum does this radiation lie?

A

Infrared

B

Visible light

C

Ultraviolet

D

X-ray

Markscheme

5.2 The electromagnetic spectrum Questions

  1. GCSE
  2. /Physics
  3. /5.2 The electromagnetic spectrum

26 exam-style questions on Edexcel GCSE Physics 5.2 The electromagnetic spectrum, covering 5.2.1 Electromagnetic waves and refraction in glass (core practical), 5.2.2 Groups of the electromagnetic spectrum, 5.2.3 Wavelength-dependent behaviour of EM waves, and 5.2.4 Velocities of EM waves in different substances. Each one has a worked solution and a mark scheme showing where the marks go.

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