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Hertzsprung russell diagram
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why do we use the hertzsprung russell diagram?
We use it because it organizes stars from luminosity(on y axis) and temperature and colour (on x axis)
how is it organized?
*the dim stars are on the bottom
*Bright stars on the top
*hot stars on the side closest to y axis
*cool stars on the other side
What are the 4 categories
bright and hot (left,top corner)
bright and cool(right,top corner)
dim and hot(bottom,left corner)
dim and cool( bottom right corner)
Author
Olivia14
ID
4994
Card Set
Hertzsprung russell diagram
Description
astronomy
Updated
2010-01-24T21:32:10Z
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