Star Properties - Spectral Class and HR Diagrams

Learning Target

I can construct an argument based on evidence from the Hertzsprung-Russell diagram to assess the properties of stars, including density, luminosity, temperature, mass, and spectral class.

Warm-Up

On the graph below:

1. What data is being plotted?

2. What is on the y-axis?

3. What is on the x-axis?

Sociology of Rock Music

Mini-Lesson

Take notes from slides 37 - 47

Work Session

Please select an article on star color and then submit your work here for the appropriate task.

	Galileo	Einstein
Article	Why are there no green stars? Links to an external site.	Why are there no green stars? Links to an external site.
Task	In 4-5 complete sentences, summarize the article. Be sure to explain why there are no green stars, as well as any important vocabulary terms.	Create 3 questions that would help another reader explore the article. Include the answer.

Closer

Name as many star properties you can name from an HR Diagram