wiki Word: galaxy

Definition: A large group of stars gas and dust held together by a mutual force

Include any facts, details, examples, good LINCS words or phrases, questions, important info, etc. that might help students understand and remember this vocab word.

 Spiral galaxy Usually 109-1012 solar masses

 Eliptical galaxy up to 1013 solar masses

 Irregular galaxy  When not classified as elliptical or spiral galaxies they become

 

 

 

 

Insert an image(s) here.  Notice;The black holes are those white things in the middle of the spiral galaxies.

 

Our galaxy!                                                                         Eliptical galaxy.

Spiral galaxy.  We live in a spiral galaxy!

SO WHAT??? SECTION: Why are we studying this term? Why do you need to understand this word to be sucessful in science? How does this term apply to any of our class labs or the real world?

 We need to know what a galaxy is because we live in one. They're all around us.  If a bigger galaxy than us hits us it can "eat" us.  Galaxies are also one of the key elements used to provide theorys about how the universe got started.

 

 

Cite any sources used for the information or images on this page. Use proper MLA format. Include EXACT web address (preferably with clickable link).

 www.space.com/galaxy/ Imaginova Corp.

 

Pasachoff, Jay M. Science Explorer Astronomy. Boston, Massachusetts, Prentice Hall, 2003. pgs. 144-145

 

 

 

Orginal Author: 

 Name (First Name and Last Initial) Class Period
Hello, my name is Alicia K.  Period 2

 

Status:

 Date Status                  
 4-29-08  Created page, found a link, and found pics.
 5-9-08  So What Section
   
   
   
   

KEY:

  • Started = This wiki has been started, but is not yet finished. Original Author has 2 weeks to complete or page becomes fair game for someone else to adopt.
  • Completed = This wiki is ready to be assessed for a grade.
  • Graded = Mrs. Flynt has graded this wiki. Original Author has 2 weeks to improve and then page opens for peer edits.
  • Open for Editing = The author has has relinquished control. This page is now open for peer editing and changes to improve its usefulness.

 

Peer Editing:

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    Rachel P. per.3:Could you put a little more into the so what section please? Overall it's really good!!!
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