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

Author Question: Isolated bells ring clearly, while bells crammed in a box have a muffled ring. This is analogous to ... (Read 139 times)

urbanoutfitters

  • Hero Member
  • *****
  • Posts: 530
Isolated bells ring clearly, while bells crammed in a box have a muffled ring. This is analogous to light emitted by
 
  A) a laser.
  B) a fluorescent lamp.
  C) an incandescent lamp.
  D) a phosphorescent source.
  E) none of the above

Question 2

As the filament of a lamp is heated it changes
 
  A) temperature.
  B) color.
  C) both of these
  D) neither of these



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

komodo7

  • Sr. Member
  • ****
  • Posts: 322
Answer to Question 1

Answer: C

Answer to Question 2

Answer: C



urbanoutfitters

  • Hero Member
  • *****
  • Posts: 530
Both answers were spot on, thank you once again




 

Did you know?

The familiar sounds of your heart are made by the heart's valves as they open and close.

Did you know?

Elderly adults are living longer, and causes of death are shifting. At the same time, autopsy rates are at or near their lowest in history.

Did you know?

According to research, pregnant women tend to eat more if carrying a baby boy. Male fetuses may secrete a chemical that stimulates their mothers to step up her energy intake.

Did you know?

Ether was used widely for surgeries but became less popular because of its flammability and its tendency to cause vomiting. In England, it was quickly replaced by chloroform, but this agent caused many deaths and lost popularity.

Did you know?

If you could remove all of your skin, it would weigh up to 5 pounds.

For a complete list of videos, visit our video library