Author Question: Is the cosmological redshift really a velocity of a given galaxy? What will be an ideal ... (Read 63 times)

Awilson837

  • Hero Member
  • *****
  • Posts: 509
Is the cosmological redshift really a velocity of a given galaxy?
 
  What will be an ideal response?

Question 2

The unique feature of Neptune is:
 
  A) that its rotational axis is tilted 98 degrees.
  B) that it rotates in a retrograde sense.
  C) that its atmosphere rotates more slowly than its interior.
  D) that it has no ring system.
  E) its banded cloud surface.



xMRAZ

  • Sr. Member
  • ****
  • Posts: 363
Answer to Question 1

No, it is a measure of how fast the entire universe is expanding in spacetime, with the galaxy just taken along for the ride.

Answer to Question 2

C



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question

Awilson837

  • Hero Member
  • *****
  • Posts: 509
Both answers were spot on, thank you once again



xMRAZ

  • Sr. Member
  • ****
  • Posts: 363

 

Did you know?

Aspirin may benefit 11 different cancers, including those of the colon, pancreas, lungs, prostate, breasts, and leukemia.

Did you know?

In most climates, 8 to 10 glasses of water per day is recommended for adults. The best indicator for adequate fluid intake is frequent, clear urination.

Did you know?

A cataract is a clouding of the eyes' natural lens. As we age, some clouding of the lens may occur. The first sign of a cataract is usually blurry vision. Although glasses and other visual aids may at first help a person with cataracts, surgery may become inevitable. Cataract surgery is very successful in restoring vision, and it is the most frequently performed surgery in the United States.

Did you know?

Tobacco depletes the body of vitamins A, C, and E, which can result in any of the following: dry hair, dry skin, dry eyes, poor growth, night blindness, abscesses, insomnia, fatigue, reproductive system problems, sinusitis, pneumonia, frequent respiratory problems, skin disorders, weight loss, rickets, osteomalacia, nervousness, muscle spasms, leg cramps, extremity numbness, bone malformations, decayed teeth, difficulty in walking, irritability, restlessness, profuse sweating, increased uric acid (gout), joint damage, damaged red blood cells, destruction of nerves, infertility, miscarriage, and many types of cancer.

Did you know?

Asthma attacks and symptoms usually get started by specific triggers (such as viruses, allergies, gases, and air particles). You should talk to your doctor about these triggers and find ways to avoid or get rid of them.

For a complete list of videos, visit our video library