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Author Question: A galaxy is 1.a huge rotating aggregation of stars, gas, and other debris held together by ... (Read 28 times)

serike

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on: Aug 22, 2018
A galaxy is
  1.a huge rotating aggregation of stars, gas, and other debris held together by gravity.
  2.a large diffuse cloud of gas.
  3.what forms in the center of a cloudlike sphere of gases that flattens and condenses.
  4.a thin cloud from which a sun and planets can form.

Question 2

About ________ gallons of used motor oil pollutes the sea annually.
 a. 240 million
 b. 100 million
 c. 24 billion
 d. 100 thousand


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parshano

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Reply #1 on: Aug 22, 2018
Answer to Question 1

1

Answer to Question 2

a


serike

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Reply #2 on: Aug 22, 2018
Both answers were spot on, thank you once again


parshano

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Reply #3 on: Aug 22, 2018
Great! Please up vote :D


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