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

Author Question: According to Hubble's Law, the greater a galaxy's redshift, the: A) closer it is to us. B) ... (Read 10 times)

bb

  • Hero Member
  • *****
  • Posts: 544
According to Hubble's Law, the greater a galaxy's redshift, the:
 
  A) closer it is to us.
  B) younger it is.
  C) faster it's approaching us.
  D) farther it is from us.
  E) greater its mass.

Question 2

What is the light-gathering power of an 8-inch telescope compared to a 4-inch telescope?
 
  A) 2 better
  B) 4 better
  C) 8 better
  D) 16 better
  E) 32 better



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

jordangronback

  • Sr. Member
  • ****
  • Posts: 339
Answer to Question 1

D

Answer to Question 2

B




bb

  • Member
  • Posts: 544
Reply 2 on: Jul 27, 2018
Thanks for the timely response, appreciate it


cdmart10

  • Member
  • Posts: 332
Reply 3 on: Yesterday
Wow, this really help

 

Did you know?

An identified risk factor for osteoporosis is the intake of excessive amounts of vitamin A. Dietary intake of approximately double the recommended daily amount of vitamin A, by women, has been shown to reduce bone mineral density and increase the chances for hip fractures compared with women who consumed the recommended daily amount (or less) of vitamin A.

Did you know?

GI conditions that will keep you out of the U.S. armed services include ulcers, varices, fistulas, esophagitis, gastritis, congenital abnormalities, inflammatory bowel disease, enteritis, colitis, proctitis, duodenal diverticula, malabsorption syndromes, hepatitis, cirrhosis, cysts, abscesses, pancreatitis, polyps, certain hemorrhoids, splenomegaly, hernias, recent abdominal surgery, GI bypass or stomach stapling, and artificial GI openings.

Did you know?

Inotropic therapy does not have a role in the treatment of most heart failure patients. These drugs can make patients feel and function better but usually do not lengthen the predicted length of their lives.

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?

Astigmatism is the most common vision problem. It may accompany nearsightedness or farsightedness. It is usually caused by an irregularly shaped cornea, but sometimes it is the result of an irregularly shaped lens. Either type can be corrected by eyeglasses, contact lenses, or refractive surgery.

For a complete list of videos, visit our video library