Thermal radiation and energy balance

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Question 19
Easy

An astrophysicist is studying two stars in a binary system. Star A glows red, while Star B glows violet.

A diagram showing the visible light spectrum with red, orange, yellow, green, blue, and violet regions. An arrow pointing from left to right is labelled 'decreasing wavelength'.

Explain why Star B is at a higher surface temperature than Star A.

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Thermal radiation and energy balance Questions

  1. GCSE
  2. /Physics
  3. /Thermal radiation and energy balance