This topic contains a solution. Click here to go to the answer

Author Question: Part of the current atmosphere of Earth is believed to be a. the remnants of the original ... (Read 76 times)

michelleunicorn

  • Hero Member
  • *****
  • Posts: 565
Part of the current atmosphere of Earth is believed to be
 
  a. the remnants of the original hydrogen and helium gas from the solar nebula attracted by the protoplanet.
  b. the result of the melting and vaporizing of the glaciers from the last ice age.
  c. composed primarily of hydrogen and helium.
  d. composed of gases that were outgassed from the heated rocks sometime after the planet formed.
  e. the result of a collision between the Sun and another star.

Question 2

If a star is found with five planets orbiting it, and a process like that described in the solar nebula theory formed the planets, which of the planets would be expected to have the greatest uncompressed density?
 
  a. The one farthest from the star.
  b. The one with the greatest mass.
  c. The one with the greatest radius.
  d. The one closest to the star.
  e. The one that has liquid water on its surface.



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

lkanara2

  • Sr. Member
  • ****
  • Posts: 329
Answer to Question 1

d

Answer to Question 2

d





 

Did you know?

Computer programs are available that crosscheck a new drug's possible trade name with all other trade names currently available. These programs detect dangerous similarities between names and alert the manufacturer of the drug.

Did you know?

Tobacco depletes the body of vitamins A, C, and E, which can result in any of the following: dry hair, dry skin, dry eyes, poor growth, night blindness, abscesses, insomnia, fatigue, reproductive system problems, sinusitis, pneumonia, frequent respiratory problems, skin disorders, weight loss, rickets, osteomalacia, nervousness, muscle spasms, leg cramps, extremity numbness, bone malformations, decayed teeth, difficulty in walking, irritability, restlessness, profuse sweating, increased uric acid (gout), joint damage, damaged red blood cells, destruction of nerves, infertility, miscarriage, and many types of cancer.

Did you know?

More than nineteen million Americans carry the factor V gene that causes blood clots, pulmonary embolism, and heart disease.

Did you know?

About 3% of all pregnant women will give birth to twins, which is an increase in rate of nearly 60% since the early 1980s.

Did you know?

A headache when you wake up in the morning is indicative of sinusitis. Other symptoms of sinusitis can include fever, weakness, tiredness, a cough that may be more severe at night, and a runny nose or nasal congestion.

For a complete list of videos, visit our video library