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

Author Question: The greatest gravitational lensing is produced by the ________ that lie in the centers of massive ... (Read 319 times)

shofmannx20

  • Hero Member
  • *****
  • Posts: 562
The greatest gravitational lensing is produced by the ________ that lie in the centers of massive galaxies.
 
  Fill in the blank(s) with correct word

Question 2

Green light has a shorter wavelength than orange light. In a 5-inch telescope, green light will
 
  A) come to the same exact focus as orange light.
  B) reduce the effects of atmospheric turbulence.
  C) provide worse angular resolution than orange light.
  D) provide better angular resolution than orange light.
  E) allow dimmer stars to be observed.



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

Tabitha_2016

  • Sr. Member
  • ****
  • Posts: 344
Answer to Question 1

black holes

Answer to Question 2

D





 

Did you know?

The toxic levels for lithium carbonate are close to the therapeutic levels. Signs of toxicity include fine hand tremor, polyuria, mild thirst, nausea, general discomfort, diarrhea, vomiting, drowsiness, muscular weakness, lack of coordination, ataxia, giddiness, tinnitus, and blurred vision.

Did you know?

The Babylonians wrote numbers in a system that used 60 as the base value rather than the number 10. They did not have a symbol for "zero."

Did you know?

Allergies play a major part in the health of children. The most prevalent childhood allergies are milk, egg, soy, wheat, peanuts, tree nuts, and seafood.

Did you know?

Opium has influenced much of the world's most popular literature. The following authors were all opium users, of varying degrees: Lewis Carroll, Charles, Dickens, Arthur Conan Doyle, and Oscar Wilde.

Did you know?

After 5 years of being diagnosed with rheumatoid arthritis, one every three patients will no longer be able to work.

For a complete list of videos, visit our video library