Multiple choice

As a rule, more massive stars:

  1. Are always hotter than smaller stars

  2. Are always more luminous than smaller stars

  3. Have a shorter lifetime than smaller stars

  4. Have a longer lifetime than smaller stars
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

More massive stars burn through their nuclear fuel much faster than smaller stars because they have higher internal pressures and temperatures, leading to a shorter lifespan.

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