Young Stellar Objects and Protostellar Disks


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question 1 of 3

The birth line is indicative of:

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1. Which of these stars will condense into a main sequence star the fastest?

2. The disks that form around protostars are called:

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About This Quiz & Worksheet

A star is born! Not the Hollywood kind, but the twinkling in the night sky kind. This quiz/worksheet combo will help you test your understanding of young stellar objects and protostellar disks. The questions will test you on what the birth line indicates and what occurs when gas jets from forming stars.

Quiz & Worksheet Goals

In this quiz and worksheet, you will be tested on the following:

  • The type of star that is fastest when condensing into a main sequence star
  • The name of the disks that form around protostars
  • The name for the jets of gas emitted when a star is forming

Skills Practiced

These assessments allow students to test the knowledge they gained from the lesson by using the following skills:

  • Reading comprehension - ensure that you draw the most important information from the related lesson the birth of stars
  • Information recall - access the knowledge you've gained regarding the birth line
  • Knowledge application - use your knowledge to answer questions about the jets of gas emitted from forming stars

Additional Learning

Learn more about changes in a star's life by reviewing the accompanying lesson, Young Stellar Objects and Protostellar Disks. The lesson covers the following objectives:

  • Examine the process of the birth of a new star
  • Define bipolar flows
  • Understand what the birth line indicates