Author Question: How does the gravity of an object affect light? A) Light doesn't have mass; therefore, it is not ... (Read 48 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?

To combat osteoporosis, changes in lifestyle and diet are recommended. At-risk patients should include 1,200 to 1,500 mg of calcium daily either via dietary means or with supplements.

Did you know?

Despite claims by manufacturers, the supplement known as Ginkgo biloba was shown in a study of more than 3,000 participants to be ineffective in reducing development of dementia and Alzheimer’s disease in older people.

Did you know?

Symptoms of kidney problems include a loss of appetite, back pain (which may be sudden and intense), chills, abdominal pain, fluid retention, nausea, the urge to urinate, vomiting, and fever.

Did you know?

More than 20 million Americans cite use of marijuana within the past 30 days, according to the National Survey on Drug Use and Health (NSDUH). More than 8 million admit to using it almost every day.

Did you know?

Signs and symptoms of a drug overdose include losing consciousness, fever or sweating, breathing problems, abnormal pulse, and changes in skin color.

For a complete list of videos, visit our video library