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

Author Question: If there around 10,000 transmitting civilizations in the Milky Way, then theoretically the Allen ... (Read 21 times)

Alygatorr01285

  • Hero Member
  • *****
  • Posts: 564
If there around 10,000 transmitting civilizations in the Milky Way, then theoretically the Allen Telescope Array, when it is complete, might be capable of detecting a signal within a few
 
  A) years
  B) centuries
  C) months
  D) decades

Question 2

Which of the following was NOT a source of heat that helped differentiate the Earth?
 
  A) solar radiation
  B) impacts
  C) gravitational potential energy
  D) radioactive decay



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

tranoy

  • Sr. Member
  • ****
  • Posts: 344
Answer to Question 1

D

Answer to Question 2

A



Alygatorr01285

  • Hero Member
  • *****
  • Posts: 564
Both answers were spot on, thank you once again



tranoy

  • Sr. Member
  • ****
  • Posts: 344

 

Did you know?

To prove that stomach ulcers were caused by bacteria and not by stress, a researcher consumed an entire laboratory beaker full of bacterial culture. After this, he did indeed develop stomach ulcers, and won the Nobel Prize for his discovery.

Did you know?

Illicit drug use costs the United States approximately $181 billion every year.

Did you know?

Hyperthyroidism leads to an increased rate of metabolism and affects about 1% of women but only 0.1% of men. For most people, this increased metabolic rate causes the thyroid gland to become enlarged (known as a goiter).

Did you know?

Patients who have undergone chemotherapy for the treatment of cancer often complain of a lack of mental focus; memory loss; and a general diminution in abilities such as multitasking, attention span, and general mental agility.

Did you know?

A good example of polar molecules can be understood when trying to make a cake. If water and oil are required, they will not mix together. If you put them into a measuring cup, the oil will rise to the top while the water remains on the bottom.

For a complete list of videos, visit our video library