How to Find the Size of a Star


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question 1 of 3

If a white dwarf was to all of a sudden increase its luminosity, while maintaining its temperature, then it would have to:

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1. A star with a low luminosity and a low temperature would most likely fit which description?

2. Where would you find a red giant on the H-R diagram?

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About This Quiz & Worksheet

The questions in these assessments focus on determining the location and characteristics of stars.

Quiz & Worksheet Goals

You will be expected to understand the following:

  • Dwarf stars
  • Red giants
  • Blue Giants
  • The Hertzsprung-Russell diagram

Skills Practiced

  • Distinguishing differences - compare and contrast the locations of different types of stars on the H-R diagram
  • Reading comprehension - ensure that you draw the most important information from the lesson on the principles of size in stars as well as the characteristics of certain types of stars
  • Information recall - access the knowledge you've gained regarding the Hertzsprung-Russell diagram

Additional Learning

The lesson entitled How to Find the Size of a Star is a great resource designed to help you understand the concepts in the quiz and these objectives:

  • Define luminosity and main-sequence star
  • Familiarize yourself with the Hertzsprung-Russell diagram and understand its function
  • Know why stars are grouped the way they are on the H-R diagram