This topic contains a solution. Click here to go to the answer
« previous next »

Author Question: If a star system at 30 parsecs distance is found to be broadcasting intelligent radio signals, then ... (Read 53 times)

Themember4

  • Hero Member
  • *****
  • Posts: 538
on: Jul 27, 2018
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
Reply #1 on: Jul 27, 2018
Answer to Question 1

about 93

Answer to Question 2

E


Themember4

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

raenoj

  • Member
  • Posts: 340
Reply 3 on: Yesterday
Thanks for the timely response, appreciate it

« previous next »
 

Did you know?

The Centers for Disease Control and Prevention has released reports detailing the deaths of infants (younger than 1 year of age) who died after being given cold and cough medications. This underscores the importance of educating parents that children younger than 2 years of age should never be given over-the-counter cold and cough medications without consulting their physicians.

Did you know?

Elderly adults are at greatest risk of stroke and myocardial infarction and have the most to gain from prophylaxis. Patients ages 60 to 80 years with blood pressures above 160/90 mm Hg should benefit from antihypertensive treatment.

Did you know?

In women, pharmacodynamic differences include increased sensitivity to (and increased effectiveness of) beta-blockers, opioids, selective serotonin reuptake inhibitors, and typical antipsychotics.

Did you know?

The Babylonians wrote numbers in a system that used 60 as the base value rather than the number 10. They did not have a symbol for "zero."

Did you know?

Autoimmune diseases occur when the immune system destroys its own healthy tissues. When this occurs, white blood cells cannot distinguish between pathogens and normal cells.

The respiratory system and the process of gas exchange. The respiratory system and the process of gas exchange.
The muscular system. The muscular system.
The pressure valve maintains the system pressure and allows excess pressure to vent. The vacuum ... The pressure valve maintains the system pressure and allows excess pressure to vent. The vacuum ...
Ignition timing marks are found on the harmonic balancers that are equipped with distributor ... Ignition timing marks are found on the harmonic balancers that are equipped with distributor ...
The hemes found in cytochromes The hemes found in cytochromes
A Radio Telescope in Green Bank, West Virginia A Radio Telescope in Green Bank, West Virginia
Video: Inflammatory response Animation

For a complete list of videos, visit our video library