Author Question: How does the gravity of an object affect light? A) Light doesn't have mass; therefore, it is not ... (Read 84 times)

bcretired

  • Hero Member
  • *****
  • Posts: 525
How does the gravity of an object affect light?
 
  A) Light doesn't have mass; therefore, it is not affected by gravity.
  B) Light coming from a compact massive object, such as a neutron star, will be redshifted.
  C) Light coming from a compact massive object, such as a neutron star, will be blueshifted.
  D) Visible light coming from a compact massive object, such as a neutron star, will be redshifted, but higher frequencies such as X-rays and gamma rays will not be affected.
  E) Less energetic light will not be able to escape from a compact massive object, such as a neutron star, but more energetic light will be able to.

Question 2

The rotation periods of Venus, Jupiter, Saturn, Uranus and Neptune are difficult to determine because:
 
  A) they rotate so fast.
  B) they are all gas giants.
  C) they are so far away from the Sun.
  D) their surface features are obscured by their atmospheres.
  E) each one has a large satellite that interferes with this measurement.



amynguyen1221

  • Sr. Member
  • ****
  • Posts: 355
Answer to Question 1

B

Answer to Question 2

D



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
 

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?

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.

Did you know?

Normal urine is sterile. It contains fluids, salts, and waste products. It is free of bacteria, viruses, and fungi.

Did you know?

The calories found in one piece of cherry cheesecake could light a 60-watt light bulb for 1.5 hours.

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.

For a complete list of videos, visit our video library