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Planets, Stars & Galaxies

 

Process

Galaxies

Which galaxy is our Solar System a part of? What is a galaxy made of? How many galaxies are in the Universe?

Could there be life in other galaxies?

What do you think?

Your job is to investigate the nature of galaxies and the possibility of life on other planets.

Images of different galaxies in the Universe

Task 1

  • Download and print the <Galaxies Worksheet>

  • Look at the following image taken from the Hubble Space Telescope

Image from Hubble Deep Field Telescope of Galaxies

*Click on the picture to see a larger image*

Part 1

  • Use this image to help you answer questions in Part 1 on your worksheet

  • When you have completed your classification table, compare your results with the <Astronomer's Table>.

  • Complete the remaining questions in Part 1

Part 2

  • Click on the images below to answer questions in Part 2 on your worksheet

Graphic of star

Graphic of Spiral Galaxy

Graphic of Elliptical Galaxy

Graphic of Elliptical Galaxy

Irregular

Star

Spiral Galaxy

Elliptical Galaxy

Elliptical Galaxy

Irregular Galaxy

 

 

 

 

 

Task 2

  • Using the resources found on the <Information Page> or from your own search, investigate what  conditions are required for life to exist and the possibility of other life forms existing in the Universe.

  • Participate in a discussion with your other class experts in the <Discussion Board Page>.

Tips:

  • Think about the following questions:

    • Do any of the planets in our Solar System have conditions suitable for life?

    • Where are scientists looking for evidence of life?

    • Do you think they will ever find evidence of life on another planet in the Universe?

    • Where are the main possibilities for life to exist in the Universe?

  • Check the Grading Rubric on the <Evaluation Page> to guide your work.

Task 3

 

Stars Checklist

 
Task 1 Galaxies Worksheet þ

Task 2

Discussion Activity þ
Task 3 Online Quiz þ

Once you have completed all tasks on the Galaxies...

Follow the path to your next destination - NEPTUNE!

Go to Evaluation Page Go BACK to Stars Process Page

 

WebQuest
Introduction
Task
Process
Evaluation
Conclusion
Credits
Tools
Discussion Board
Information Page
 
 
 
  Created  by Cherie Clark-Moore. Last updated 17th January 2006.                                                                                                                       Email Webmaster