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

Author Question: Which of these is a longitudinal wave A) sound B) light C) radio D) all of the above E) none ... (Read 76 times)

audragclark

  • Hero Member
  • *****
  • Posts: 579
Which of these is a longitudinal wave
 
  A) sound
  B) light
  C) radio
  D) all of the above
  E) none of the above

Question 2

Radio waves travel at the speed of light, 300,000 km/s. The wavelength of a radio wave received at 100 megahertz is
 
  A) 0.3 m.
  B) 3.0 m.
  C) 30 m.
  D) 300 m.
  E) none of the above



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

mbcrismon

  • Sr. Member
  • ****
  • Posts: 328
Answer to Question 1

Answer: A

Answer to Question 2

Answer: B



audragclark

  • Hero Member
  • *****
  • Posts: 579
Both answers were spot on, thank you once again



mbcrismon

  • Sr. Member
  • ****
  • Posts: 328

 

Did you know?

The use of salicylates dates back 2,500 years to Hippocrates's recommendation of willow bark (from which a salicylate is derived) as an aid to the pains of childbirth. However, overdosage of salicylates can harm body fluids, electrolytes, the CNS, the GI tract, the ears, the lungs, the blood, the liver, and the kidneys and cause coma or death.

Did you know?

Stroke kills people from all ethnic backgrounds, but the people at highest risk for fatal strokes are: black men, black women, Asian men, white men, and white women.

Did you know?

The heart is located in the center of the chest, with part of it tipped slightly so that it taps against the left side of the chest.

Did you know?

Long-term mental and physical effects from substance abuse include: paranoia, psychosis, immune deficiencies, and organ damage.

Did you know?

Limit intake of red meat and dairy products made with whole milk. Choose skim milk, low-fat or fat-free dairy products. Limit fried food. Use healthy oils when cooking.

For a complete list of videos, visit our video library