Author Question: What is the first stage of planetary development? a. cratering b. flooding c. bombardment d. ... (Read 21 times)

anjilletteb

  • Hero Member
  • *****
  • Posts: 569
What is the first stage of planetary development?
 
  a. cratering
 b. flooding
 c. bombardment
 d. differentiation
 e. slow surface evolution

Question 2

______________ are cool, with temperatures of about 100 K and densities of ten to a few hundreds of atoms per cubic centimeter.
 
  Fill in the blank(s) with correct word



livaneabi

  • Sr. Member
  • ****
  • Posts: 328
Answer to Question 1

d

Answer to Question 2

H I clouds



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
 

Did you know?

Symptoms of kidney problems include a loss of appetite, back pain (which may be sudden and intense), chills, abdominal pain, fluid retention, nausea, the urge to urinate, vomiting, and fever.

Did you know?

The people with the highest levels of LDL are Mexican American males and non-Hispanic black females.

Did you know?

After a vasectomy, it takes about 12 ejaculations to clear out sperm that were already beyond the blocked area.

Did you know?

Human kidneys will clean about 1 million gallons of blood in an average lifetime.

Did you know?

Oliver Wendell Holmes is credited with introducing the words "anesthesia" and "anesthetic" into the English language in 1846.

For a complete list of videos, visit our video library