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

Author Question: Which two quantities need to be measured in order to determine the density of a planet? A) mass ... (Read 69 times)

misspop

  • Hero Member
  • *****
  • Posts: 540
Which two quantities need to be measured in order to determine the density of a planet?
 
  A) mass
  B) atmospheric composition
  C) radius
  D) A and B
  E) A and C

Question 2

What happens to the core of a star after it ejects a planetary nebula?
 
  A) It contracts from a protostar to a main-sequence star.
  B) It becomes a neutron star.
  C) It becomes a white dwarf.
  D) It breaks apart in a violent explosion.
  E) None of the above



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

mcarey591

  • Sr. Member
  • ****
  • Posts: 365
Answer to Question 1

E

Answer to Question 2

C




misspop

  • Member
  • Posts: 540
Reply 2 on: Jul 27, 2018
Wow, this really help


recede

  • Member
  • Posts: 315
Reply 3 on: Yesterday
:D TYSM

 

Did you know?

Acute bronchitis is an inflammation of the breathing tubes (bronchi), which causes increased mucus production and other changes. It is usually caused by bacteria or viruses, can be serious in people who have pulmonary or cardiac diseases, and can lead to pneumonia.

Did you know?

In 1844, Charles Goodyear obtained the first patent for a rubber condom.

Did you know?

Once thought to have neurofibromatosis, Joseph Merrick (also known as "the elephant man") is now, in retrospect, thought by clinical experts to have had Proteus syndrome. This endocrine disease causes continued and abnormal growth of the bones, muscles, skin, and so on and can become completely debilitating with severe deformities occurring anywhere on the body.

Did you know?

Egg cells are about the size of a grain of sand. They are formed inside of a female's ovaries before she is even born.

Did you know?

The tallest man ever known was Robert Wadlow, an American, who reached the height of 8 feet 11 inches. He died at age 26 years from an infection caused by the immense weight of his body (491 pounds) and the stress on his leg bones and muscles.

For a complete list of videos, visit our video library