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

Author Question: Which two quantities need to be measured in order to determine the density of a planet? A) mass ... (Read 88 times)

misspop

  • Hero Member
  • *****
  • Posts: 540
on: Jul 27, 2018
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
Reply #1 on: Jul 27, 2018
Answer to Question 1

E

Answer to Question 2

C


misspop

  • Member
  • Posts: 540
Reply 2 on: Jul 27, 2018
YES! Correct, THANKS for helping me on my review

Chelseyj.hasty

  • Member
  • Posts: 319
Reply 3 on: Yesterday
Great answer, keep it coming :)

« previous next »
 

Did you know?

Recent studies have shown that the number of medication errors increases in relation to the number of orders that are verified per pharmacist, per work shift.

Did you know?

There can actually be a 25-hour time difference between certain locations in the world. The International Date Line passes between the islands of Samoa and American Samoa. It is not a straight line, but "zig-zags" around various island chains. Therefore, Samoa and nearby islands have one date, while American Samoa and nearby islands are one day behind. Daylight saving time is used in some islands, but not in others—further shifting the hours out of sync with natural time.

Did you know?

Illness; diuretics; laxative abuse; hot weather; exercise; sweating; caffeine; alcoholic beverages; starvation diets; inadequate carbohydrate consumption; and diets high in protein, salt, or fiber can cause people to become dehydrated.

Did you know?

Eating carrots will improve your eyesight. Carrots are high in vitamin A (retinol), which is essential for good vision. It can also be found in milk, cheese, egg yolks, and liver.

Did you know?

There are 20 feet of blood vessels in each square inch of human skin.

Global positioning systems determine latitude, longitude, and altitude by measuring the distance fro Global positioning systems determine latitude, longitude, and altitude by measuring the distance fro
Dred Scott and his wife and children are featured on the cover of Frank Leslie’s Illustrated Newspap Dred Scott and his wife and children are featured on the cover of Frank Leslie’s Illustrated Newspap
After all valves have been properly measured and adjusted as necessary, start the reassembly process ... After all valves have been properly measured and adjusted as necessary, start the reassembly process ...
How to determine an exponential relation from a table of values How to determine an exponential relation from a table of values
Determine the exact value of each trig ratio. Determine the exact value of each trig ratio.
Video: Evolutionary tree of life Animation

For a complete list of videos, visit our video library