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

Author Question: A howler monkey is the loudest land animal and, under some circumstances, can be heard up to a ... (Read 106 times)

haleyc112

  • Hero Member
  • *****
  • Posts: 600
A howler monkey is the loudest land animal and, under some circumstances, can be heard up to a distance of 5.0 km. Assume the acoustic output of a howler to be uniform in all directions and that the threshold of hearing is 1.0  10-12 W/m2.
 
  The acoustic power emitted by the howler is closest to A) 0.31 mW.
  B) 0.11 mW.
  C) 1.1 mW.
  D) 3.2 mW.
  E) 11 mW.

Question 2

Compared with the huge force that attracts an iron tack to a strong magnet, the force that the tack exerts on the magnet is
 
  A) relatively small.
  B) equally huge.
  C) not enough information



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

shaquita

  • Sr. Member
  • ****
  • Posts: 324
Answer to Question 1

A

Answer to Question 2

Answer: B





 

Did you know?

Most strokes are caused when blood clots move to a blood vessel in the brain and block blood flow to that area. Thrombolytic therapy can be used to dissolve the clot quickly. If given within 3 hours of the first stroke symptoms, this therapy can help limit stroke damage and disability.

Did you know?

More than 50% of American adults have oral herpes, which is commonly known as "cold sores" or "fever blisters." The herpes virus can be active on the skin surface without showing any signs or causing any symptoms.

Did you know?

Tobacco depletes the body of vitamins A, C, and E, which can result in any of the following: dry hair, dry skin, dry eyes, poor growth, night blindness, abscesses, insomnia, fatigue, reproductive system problems, sinusitis, pneumonia, frequent respiratory problems, skin disorders, weight loss, rickets, osteomalacia, nervousness, muscle spasms, leg cramps, extremity numbness, bone malformations, decayed teeth, difficulty in walking, irritability, restlessness, profuse sweating, increased uric acid (gout), joint damage, damaged red blood cells, destruction of nerves, infertility, miscarriage, and many types of cancer.

Did you know?

Though newer “smart” infusion pumps are increasingly becoming more sophisticated, they cannot prevent all programming and administration errors. Health care professionals that use smart infusion pumps must still practice the rights of medication administration and have other professionals double-check all high-risk infusions.

Did you know?

The average human gut is home to perhaps 500 to 1,000 different species of bacteria.

For a complete list of videos, visit our video library