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

Author Question: If a star system at 30 parsecs distance is found to be broadcasting intelligent radio signals, then ... (Read 59 times)

Themember4

  • Hero Member
  • *****
  • Posts: 538
If a star system at 30 parsecs distance is found to be broadcasting intelligent radio signals, then their news is already ________ years old.
 
  Fill in the blank(s) with correct word

Question 2

The impact of which comet helped establish the importance of impacts in our solar system?
 
  A) Kohoutek
  B) Hale-Bopp
  C) Halley's Comet
  D) Comet ISON
  E) Shoemaker-Levy 9



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

frankwu0507

  • Sr. Member
  • ****
  • Posts: 322
Answer to Question 1

about 93

Answer to Question 2

E




Themember4

  • Member
  • Posts: 538
Reply 2 on: Jul 27, 2018
Excellent


emsimon14

  • Member
  • Posts: 344
Reply 3 on: Yesterday
Thanks for the timely response, appreciate it

 

Did you know?

Anti-aging claims should not ever be believed. There is no supplement, medication, or any other substance that has been proven to slow or stop the aging process.

Did you know?

Intradermal injections are somewhat difficult to correctly administer because the skin layers are so thin that it is easy to accidentally punch through to the deeper subcutaneous layer.

Did you know?

The first monoclonal antibodies were made exclusively from mouse cells. Some are now fully human, which means they are likely to be safer and may be more effective than older monoclonal antibodies.

Did you know?

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

Did you know?

As the western states of America were settled, pioneers often had to drink rancid water from ponds and other sources. This often resulted in chronic diarrhea, causing many cases of dehydration and death that could have been avoided if clean water had been available.

For a complete list of videos, visit our video library