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

Author Question: The reason that the atmosphere of Venus is over 95 carbon dioxide is thought to be because: A) ... (Read 62 times)

K@

  • Hero Member
  • *****
  • Posts: 608
The reason that the atmosphere of Venus is over 95 carbon dioxide is thought to be because:
 
  A) Venus was much hotter than Earth when its atmosphere formed.
  B) the early plant life on Venus produced the excess carbon dioxide and consumed the oxygen.
  C) life on Earth formed earlier than on Venus.
  D) the part of the solar nebula where Venus formed contained more carbon dioxide than the part where Earth formed.
  E) Venus' Greenhouse Effect got out of control and became runaway after its oceans of sulfuric acid evaporated.

Question 2

The angular separation of two stars is 0.1 arcseconds and you photograph them with a telescope that has an angular resolution of 1 arcsecond. What will you see?
 
  A) The two stars will appear to be touching, looking rather like a small dumbbell.
  B) The stars will not show up at all in your photograph.
  C) The photo will seem to show only one star rather than two.
  D) You will see two distinct stars in your photograph.



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

brittanywood

  • Sr. Member
  • ****
  • Posts: 355
Answer to Question 1

A

Answer to Question 2

C



K@

  • Hero Member
  • *****
  • Posts: 608
Both answers were spot on, thank you once again




 

Did you know?

Vaccines prevent between 2.5 and 4 million deaths every year.

Did you know?

The first-known contraceptive was crocodile dung, used in Egypt in 2000 BC. Condoms were also reportedly used, made of animal bladders or intestines.

Did you know?

This year, an estimated 1.4 million Americans will have a new or recurrent heart attack.

Did you know?

In ancient Rome, many of the richer people in the population had lead-induced gout. The reason for this is unclear. Lead poisoning has also been linked to madness.

Did you know?

Adult head lice are gray, about ? inch long, and often have a tiny dot on their backs. A female can lay between 50 and 150 eggs within the several weeks that she is alive. They feed on human blood.

For a complete list of videos, visit our video library