Author Question: Which condition is necessary for a planet to have a permanent liquid ocean? a. low gravity b. ... (Read 72 times)

acc299

  • Hero Member
  • *****
  • Posts: 569

Which condition is necessary for a planet to have a permanent liquid ocean?
  a. low gravity
  b. double sun
  c. toxic atmosphere
  d. irregular orbits
  e. optimum distance from star



Question 2

The end of Earths life cycle will occur as a result of the suns ____ phase.
  a. supernova
  b. red giant
  c. protostar
  d. nebula
  e. accretion




cadimas

  • Sr. Member
  • ****
  • Posts: 362
Answer to Question 1

e

Answer to Question 2

b



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question

cadimas

  • Sr. Member
  • ****
  • Posts: 362

 

Did you know?

Drug-induced pharmacodynamic effects manifested in older adults include drug-induced renal toxicity, which can be a major factor when these adults are experiencing other kidney problems.

Did you know?

Your chance of developing a kidney stone is 1 in 10. In recent years, approximately 3.7 million people in the United States were diagnosed with a kidney disease.

Did you know?

Although puberty usually occurs in the early teenage years, the world's youngest parents were two Chinese children who had their first baby when they were 8 and 9 years of age.

Did you know?

The average human gut is home to perhaps 500 to 1,000 different species of bacteria.

Did you know?

Hippocrates noted that blood separates into four differently colored liquids when removed from the body and examined: a pure red liquid mixed with white liquid material with a yellow-colored froth at the top and a black substance that settles underneath; he named these the four humors (for blood, phlegm, yellow bile, and black bile).

For a complete list of videos, visit our video library