Author Question: A high-amplitude, high-frequency sound wave is perceived as ____. a. loud and high-pitched b. ... (Read 2657 times)

Bernana

  • Hero Member
  • *****
  • Posts: 530
A high-amplitude, high-frequency sound wave is perceived as ____.
 
  a. loud and high-pitched
  b. loud and low-pitched
  c. soft and high-pitched
  d. soft and low-pitched

Question 2

For his creative writing class, Dorian writes a short story about the adventures and perils of space travel. As he describes an epic space battle between two enemy ships, Dorian portrays the battle fought in an eerie silence. Why is Dorian correct that an otherwise noisy battle would produce no sound in space?
 
  a. Sound waves cannot be generated in a vacuum.
  b. Sound waves are too diffuse in the absence of gravity.
  c. In the absence of matter, sounds waves travel in a multipath direction.
  d. Sound waves are readily absorbed by gamma particles.



ciecieme

  • Sr. Member
  • ****
  • Posts: 331
Answer to Question 1

ANSWER:
a

Answer to Question 2

ANSWER:
a



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
 

Did you know?

Human stomach acid is strong enough to dissolve small pieces of metal such as razor blades or staples.

Did you know?

A strange skin disease referred to as Morgellons has occurred in the southern United States and in California. Symptoms include slowly healing sores, joint pain, persistent fatigue, and a sensation of things crawling through the skin. Another symptom is strange-looking, threadlike extrusions coming out of the skin.

Did you know?

People who have myopia, or nearsightedness, are not able to see objects at a distance but only up close. It occurs when the cornea is either curved too steeply, the eye is too long, or both. This condition is progressive and worsens with time. More than 100 million people in the United States are nearsighted, but only 20% of those are born with the condition. Diet, eye exercise, drug therapy, and corrective lenses can all help manage nearsightedness.

Did you know?

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

Did you know?

Intradermal injections are somewhat difficult to correctly administer because the skin layers are so thin that it is easy to accidentally punch through to the deeper subcutaneous layer.

For a complete list of videos, visit our video library