Eastlake High School Astronomy Stars & Galaxies Excel WorksheetSchool

Eastlake High School

Question Description

PART 1

The color of a star tells us vitally important information about that star – the color of the star relates to its temperature, which we can then relate to the size and mass of the star. This lab lets you investigate some of those relationships.

Here is a link to the Color (Links to an external site.) assignment on the Sloan Digital Sky Survey page (Links to an external site.).

Please have a look at the webpages for this activity, and do Explore exercises 1 – 5, and questions 2 – 5 (skip question 1). You can submit the Explore 1 workbook, as well as the Explore 5 workbook (if you can combine the two into one file, that would be better). You can answer the questions on the same workbook, if you like, and submit it below.

Good luck, and have fun!

PART 2

Just like stars come in many different types so, too, do galaxies. This lab will introduce you to the different classifications of galaxies, including Hubble’s Tuning Fork model.

Here is a link to theGalaxies (Links to an external site.) assignment on the Sloan Digital Sky Survey page (Links to an external site.)..

Please read through the webpages and complete Exercises 1 – 4 (skip exercise 5), as well as questions 2 – 6 (skip question 1). Submit the SkyServer Workbook below – you can answer all the questions on the same workbook page and submit one page, if you like.

Good luck, and have fun!

PART 3

Just looking at the night sky tells you that all stars are not the same – there are a bunch of different types of stars, and they are split into different categories. This lab will help you learn about the stellar classification system.

Here is a link to the Types of Stars (Links to an external site.) assignment on the Sloan Digital Sky Survey page (Links to an external site.)..

Please have a look at the webpages for this activity, and do Exercises 1 – 9 (ignore the part in Exercise 4 about checking with other groups), as well as questions 1 – 8. To submit your answer, type up your responses to the exercises and questions on Word (for example), save as a pdf, and submit it below.

Good luck, and have fun!

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