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Classification of stars (A-level only)

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Question 4

A star has a surface temperature of approximately 4.0 × 103 K and a radius of 2.8 × 1010 m.

Which of the following correctly identifies the type of star and its spectral class?

Type of star: main sequence; Spectral class: K

Type of star: red giant; Spectral class: K

Type of star: white dwarf; Spectral class: K

Type of star: red giant; Spectral class: G

Classification of stars (A-level only) Questions

  1. A Level
  2. /Physics
  3. /Classification of stars (A-level only)