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

Author Question: Why are terrestrial planets denser than jovian planets? A) Actually, the jovian planets are ... (Read 116 times)

leo leo

  • Hero Member
  • *****
  • Posts: 566
Why are terrestrial planets denser than jovian planets?
 
  A) Actually, the jovian planets are denser than the terrestrial planets.
  B) Only dense materials could condense in the inner solar nebula.
  C) Gravity compresses terrestrial planets to a higher degree, making them denser.
  D) The Sun's gravity gathered dense materials into the inner solar system.

Question 2

Based on counting the number of galaxies in a small patch of the sky and multiplying by the number of such patches needed to cover the entire sky, the total number of galaxies in the observable universe is estimated to be approximately
 
  A) 10 billion. B) 100 million. C) 100 billion. D) 1 trillion. E) 1 billion.



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

leannegxo

  • Sr. Member
  • ****
  • Posts: 374
Answer to Question 1

B

Answer to Question 2

C




leo leo

  • Member
  • Posts: 566
Reply 2 on: Jul 27, 2018
Great answer, keep it coming :)


epscape

  • Member
  • Posts: 335
Reply 3 on: Yesterday
Gracias!

 

Did you know?

Ether was used widely for surgeries but became less popular because of its flammability and its tendency to cause vomiting. In England, it was quickly replaced by chloroform, but this agent caused many deaths and lost popularity.

Did you know?

In women, pharmacodynamic differences include increased sensitivity to (and increased effectiveness of) beta-blockers, opioids, selective serotonin reuptake inhibitors, and typical antipsychotics.

Did you know?

Blood in the urine can be a sign of a kidney stone, glomerulonephritis, or other kidney problems.

Did you know?

Acetaminophen (Tylenol) in overdose can seriously damage the liver. It should never be taken by people who use alcohol heavily; it can result in severe liver damage and even a condition requiring a liver transplant.

Did you know?

Common abbreviations that cause medication errors include U (unit), mg (milligram), QD (every day), SC (subcutaneous), TIW (three times per week), D/C (discharge or discontinue), HS (at bedtime or "hours of sleep"), cc (cubic centimeters), and AU (each ear).

For a complete list of videos, visit our video library