This topic contains a solution. Click here to go to the answer
« previous next »

Author Question: A galaxy is 1.a huge rotating aggregation of stars, gas, and other debris held together by ... (Read 27 times)

serike

  • Hero Member
  • *****
  • Posts: 542
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


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

parshano

  • Sr. Member
  • ****
  • Posts: 333
Reply #1 on: Aug 22, 2018
Answer to Question 1

1

Answer to Question 2

a


serike

  • Hero Member
  • *****
  • Posts: 542
Reply #2 on: Aug 22, 2018
Both answers were spot on, thank you once again


parshano

  • Sr. Member
  • ****
  • Posts: 333
Reply #3 on: Aug 22, 2018
Great! Please up vote :D


« previous next »
 

Did you know?

The highest suicide rate in the United States is among people ages 65 years and older. Almost 15% of people in this age group commit suicide every year.

Did you know?

When taking monoamine oxidase inhibitors, people should avoid a variety of foods, which include alcoholic beverages, bean curd, broad (fava) bean pods, cheese, fish, ginseng, protein extracts, meat, sauerkraut, shrimp paste, soups, and yeast.

Did you know?

Over time, chronic hepatitis B virus and hepatitis C virus infections can progress to advanced liver disease, liver failure, and hepatocellular carcinoma. Unlike other forms, more than 80% of hepatitis C infections become chronic and lead to liver disease. When combined with hepatitis B, hepatitis C now accounts for 75% percent of all cases of liver disease around the world. Liver failure caused by hepatitis C is now leading cause of liver transplants in the United States.

Did you know?

The eye muscles are the most active muscles in the whole body. The external muscles that move the eyes are the strongest muscles in the human body for the job they have to do. They are 100 times more powerful than they need to be.

Did you know?

Adult head lice are gray, about ? inch long, and often have a tiny dot on their backs. A female can lay between 50 and 150 eggs within the several weeks that she is alive. They feed on human blood.

Astronomers identified 12-billion-year-old white dwarf stars only 100 light years away from Earth Astronomers identified 12-billion-year-old white dwarf stars only 100 light years away from Earth
A laser-guided observation of the Milky Way Galaxy at the Paranal Observatory in Chile in 2010. A laser-guided observation of the Milky Way Galaxy at the Paranal Observatory in Chile in 2010.
Pulsars are highly magnetized, rotating neutron stars that emit a beam of electromagnetic radiation. Pulsars are highly magnetized, rotating neutron stars that emit a beam of electromagnetic radiation.
Plotting the Ages of Stars Plotting the Ages of Stars
HUGE hematoma HUGE hematoma
Re-creation of Pheidias’s Huge Gold and Ivory Figure of Athena Re-creation of Pheidias’s Huge Gold and Ivory Figure of Athena
Video: Blood Pressure Measurement

For a complete list of videos, visit our video library