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Nuclear Fusion & Star Formation

Instructions:

Choose an answer and hit 'next'. You will receive your score and answers at the end.

question 1 of 3

How hot must it be for nuclear fusion to start?

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1. What forces the hydrogen protons to collide to begin nuclear fusion?

2. A typical hydrogen nucleus consists of a:

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About This Quiz & Worksheet

This quiz and worksheet set will assess your knowledge of nuclear fusion and star formation. Topics on the quiz include how hot something must be for nuclear fusion to start as well as what forces the hydrogen protons to collide to begin nuclear fusion.

Quiz & Worksheet Goals

Use this printable worksheet and quiz to review the following:

  • Temperature for nuclear fusion
  • Why hydrogen starts to collide to begin fusion
  • Characteristics of a hydrogen nucleus
  • Why temperature increases in a forming star
  • Reason for a high temperature for nuclear fusion

Skills Practiced

This worksheet and quiz will let you practice the following skills:

  • Interpreting information - verify you can read information regarding why temperature increases in a forming star and interpret it correctly
  • Knowledge application - use your knowledge to answer questions about the characteristics of a hydrogen nucleus
  • Reading comprehension - ensure that you draw the most important information from the related astronomy lesson

Additional Learning

To learn more, review the corresponding lesson titled Nuclear Fusion & Star Formation, which will help you:

  • Understand what nuclear fusion is
  • Explain how a star balances its forces
  • Identify how nuclear fusion begins
  • Describe the interplay between hydrogen atoms and an increase of temperature
  • Appreciate the importance of gravity in a star's formation
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