« previous next »

Author Question: The index of refraction A) is independent of the speed of light. B) is higher for water than it ... (Read 97 times)

Lisaclaire

  • Hero Member
  • *****
  • Posts: 569
on: Jul 13, 2018
The index of refraction
 A) is independent of the speed of light.
  B) is higher for water than it is for air.
  C) does not affect the angle of refraction.
  D) depends upon the angle of incidence.
  E) all of the above

Question 2

If a ray of light strikes a perfect mirror at an angle of 45 degrees, the angle of reflection will be
 A) different then the angle of incidence.
  B) dependent upon the materials composing the mirror.
  C) 90 degrees.
  D) 45 degrees.
  E) 270 degrees.


samiel-sayed

  • Sr. Member
  • ****
  • Posts: 337
Reply #1 on: Jul 13, 2018
Answer to Question 1

B

Answer to Question 2

D


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
« previous next »
 

Did you know?

Dogs have been used in studies to detect various cancers in human subjects. They have been trained to sniff breath samples from humans that were collected by having them breathe into special tubes. These people included 55 lung cancer patients, 31 breast cancer patients, and 83 cancer-free patients. The dogs detected 54 of the 55 lung cancer patients as having cancer, detected 28 of the 31 breast cancer patients, and gave only three false-positive results (detecting cancer in people who didn't have it).

Did you know?

Approximately 25% of all reported medication errors result from some kind of name confusion.

Did you know?

Glaucoma is a leading cause of blindness. As of yet, there is no cure. Everyone is at risk, and there may be no warning signs. It is six to eight times more common in African Americans than in whites. The best and most effective way to detect glaucoma is to receive a dilated eye examination.

Did you know?

Hippocrates noted that blood separates into four differently colored liquids when removed from the body and examined: a pure red liquid mixed with white liquid material with a yellow-colored froth at the top and a black substance that settles underneath; he named these the four humors (for blood, phlegm, yellow bile, and black bile).

Did you know?

Each year in the United States, there are approximately six million pregnancies. This means that at any one time, about 4% of women in the United States are pregnant.

Hand Washing Using Soap and Water Hand Washing Using Soap and Water
Water amount needed to grow crops Water amount needed to grow crops
Interactions of Light and Matter Interactions of Light and Matter
Preserve Your Vitamins! Cook your vegetables in a small amount of water Preserve Your Vitamins! Cook your vegetables in a small amount of water
Water forms spheres of hydration Water forms spheres of hydration
Light-independent reactions of photosynthesis Light-independent reactions of photosynthesis
Video: Elementary kinetics

For a complete list of videos, visit our video library