Young Stars & Stellar Associations


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question 1 of 3

R associations are associated with:

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1. OB associations are:

2. T associations are:

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About This Quiz & Worksheet

When you look up at the night sky, you're observing stars living together in associations. This quiz/worksheet combo will help you test your understanding of stars and stellar associations. These quiz questions will test you on what R associations are associated with and what a loose collection of stars moving together is known as.

Quiz & Worksheet Goals

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

  • R, OB, and T Associations
  • T Tauri stars
  • The term for a loose collection of stars

Skills Practiced

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

  • Defining key concepts - ensure that you can accurately define main phrases, such as OB associations and T associations
  • Information recall - access the knowledge you've gained regarding T Tauri stars
  • Knowledge application - use your knowledge to answer questions about R associations

Additional Learning

Learn more about stars and their associations by reviewing the accompanying lesson, Young Stars & Stellar Associations. The lesson covers the following objectives:

  • Differentiate between an association and a star cluster
  • Identify the types of associations
  • Understand the role of gas clouds