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3rd 6weeks test reveiw
N/A
7
Science
8th Grade
12/16/2008
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Term

White Dwarfs are....?

 Definition

Low in brightness.and avarage in temperatue.
Term

Order from large to small.

earth

galaxy

universe

solar system

 Definition

universe

galaxy

solar system

earth
Term

It takes the sun 8mintes to reach the earth.this is ______than a lightyear

 Definition
less than a lightyear
Term

A lightyear measures distance beetween ____?

 Definition
galaxys
Term

What supports the "BIG BANG THEORY?"

 Definition

The red shift
Term
Galaxys that travel together are called what?
 Definition
Clusters
Term

In the winter days are....

 Definition

Shorter and colder.
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