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

Author Question: Light from Proxima Centauri takes 4.2 years to reach Earth. Indicate whether the statement is ... (Read 31 times)

biggirl4568

  • Hero Member
  • *****
  • Posts: 551
on: Jul 27, 2018
Light from Proxima Centauri takes 4.2 years to reach Earth.
 
  Indicate whether the statement is true or false

Question 2

What role did Frank Drake play in SETI?
 
  What will be an ideal response?


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

kingdude89

  • Sr. Member
  • ****
  • Posts: 336
Reply #1 on: Jul 27, 2018
Answer to Question 1

True

Answer to Question 2

Frank Drake developed the equation that attempts to provide the number of technological, intelligent civilizations now present in the Galaxy by breaking it up into 7 different factors that might be individually analyzed.


biggirl4568

  • Member
  • Posts: 551
Reply 2 on: Jul 27, 2018
Excellent

AISCAMPING

  • Member
  • Posts: 347
Reply 3 on: Yesterday
Thanks for the timely response, appreciate it

« previous next »
 

Did you know?

Serum cholesterol testing in adults is recommended every 1 to 5 years. People with diabetes and a family history of high cholesterol should be tested even more frequently.

Did you know?

Approximately 500,000 babies are born each year in the United States to teenage mothers.

Did you know?

Since 1988, the CDC has reported a 99% reduction in bacterial meningitis caused by Haemophilus influenzae, due to the introduction of the vaccine against it.

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?

Cancer has been around as long as humankind, but only in the second half of the twentieth century did the number of cancer cases explode.

Micrographs of nerve cells taken with different types of light microscopes. Micrographs of nerve cells taken with different types of light microscopes.
Looking toward the sky around Orion from Alpha Centauri with Sirius near Betelgeuse and the Sun betw Looking toward the sky around Orion from Alpha Centauri with Sirius near Betelgeuse and the Sun betw
Absorbance of Light by Rods and Cones Absorbance of Light by Rods and Cones
When viewed from the Earth, Venus subtends an angle of about 1 arcminute (1/60°) when it is at ... When viewed from the Earth, Venus subtends an angle of about 1 arcminute (1/60°) when it is at ...
A spaceship leaves Earth at a steady forward speed of 70% the speed of light. How fast relative ... A spaceship leaves Earth at a steady forward speed of 70% the speed of light. How fast relative ...
Animated Light-independent reactions in CAM plants. Animated Light-independent reactions in CAM plants.
Video: Alzheimer's Disease

For a complete list of videos, visit our video library