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

Author Question: Is the sports wave that crowds perform at sports arenas really a wave as physicists define the term? ... (Read 127 times)

brutforce

  • Hero Member
  • *****
  • Posts: 540
Is the sports wave that crowds perform at sports arenas really a wave as physicists define the term?
 
  A) Yes, because a disturbance does move from one point to another without a corresponding transfer of matter, and this is what we mean by a wave in physics.
  B) Yes, because energy does move through the crowd from one point to another, and this is what we mean by a wave in physics.
  C) No, because there is no real physical connection between the different parts of the medium.
  D) No, because spectators have free will--that is, they are not really forced to stand up and participate.
  E) No, for both the reasons stated in answers C and D.

Question 2

When you ride your scooter you have momentum. When you ride twice as fast you have
 
  A) almost twice the momentum.
  B) twice the momentum.
  C) four times the momentum.
  D) 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

Rilsmarie951

  • Sr. Member
  • ****
  • Posts: 316
Answer to Question 1

A

Answer to Question 2

Answer: B



brutforce

  • Hero Member
  • *****
  • Posts: 540
Both answers were spot on, thank you once again




 

Did you know?

Sperm cells are so tiny that 400 to 500 million (400,000,000–500,000,000) of them fit onto 1 tsp.

Did you know?

Thyroid conditions may make getting pregnant impossible.

Did you know?

Although not all of the following muscle groups are commonly used, intramuscular injections may be given into the abdominals, biceps, calves, deltoids, gluteals, laterals, pectorals, quadriceps, trapezoids, and triceps.

Did you know?

Cancer has been around as long as humankind, but only in the second half of the twentieth century did the number of cancer cases explode.

Did you know?

Excessive alcohol use costs the country approximately $235 billion every year.

For a complete list of videos, visit our video library