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 83 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?

Earwax has antimicrobial properties that reduce the viability of bacteria and fungus in the human ear.

Did you know?

The Food and Drug Administration has approved Risperdal, an adult antipsychotic drug, for the symptomatic treatment of irritability in children and adolescents with autism. The approval is the first for the use of a drug to treat behaviors associated with autism in children. These behaviors are included under the general heading of irritability and include aggression, deliberate self-injury, and temper tantrums.

Did you know?

In 1864, the first barbiturate (barbituric acid) was synthesized.

Did you know?

Egg cells are about the size of a grain of sand. They are formed inside of a female's ovaries before she is even born.

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.

For a complete list of videos, visit our video library