« previous next »

Author Question: Which of the following does not have a precise definition in terms of the physical properties of ... (Read 26 times)

tingc95

  • Hero Member
  • *****
  • Posts: 556
on: Jul 28, 2018
Which of the following does not have a precise definition in terms of the physical properties of sound waves?
 a. frequency
  b. intensity
  c. loudness
  d. sound level
  e. wavelength

Question 2

(Do not try the following: it could kill you. This question is only about a hypothetical possibility.) If you were standing below an object emitting a fixed frequency sound falling at terminal velocity, as it approached you, you would hear the sound
 a. drop in frequency.
  b. stay at the same frequency.
  c. increase in frequency.
  d. decrease in loudness.
  e. stay at the same loudness.


at

  • Sr. Member
  • ****
  • Posts: 359
Reply #1 on: Jul 28, 2018
Answer to Question 1

c

Answer to Question 2

b


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
« previous next »
 

Did you know?

Cutaneous mucormycosis is a rare fungal infection that has been fatal in at least 29% of cases, and in as many as 83% of cases, depending on the patient's health prior to infection. It has occurred often after natural disasters such as tornados, and early treatment is essential.

Did you know?

Increased intake of vitamin D has been shown to reduce fractures up to 25% in older people.

Did you know?

Children of people with alcoholism are more inclined to drink alcohol or use hard drugs. In fact, they are 400 times more likely to use hard drugs than those who do not have a family history of alcohol addiction.

Did you know?

The term pharmacology is derived from the Greek words pharmakon("claim, medicine, poison, or remedy") and logos ("study").

Did you know?

In 1835 it was discovered that a disease of silkworms known as muscardine could be transferred from one silkworm to another, and was caused by a fungus.

Examples of Minor Physical Abnormalities Associated with Schizophrenia Examples of Minor Physical Abnormalities Associated with Schizophrenia
The process of learning to read involves physical and socioemotional development, changes in the ... The process of learning to read involves physical and socioemotional development, changes in the ...
How to evaluate algebraic terms containing fractional exponents without a calculator (Part 2) How to evaluate algebraic terms containing fractional exponents without a calculator (Part 2)
Increased amounts of "screen time" are contributing to decreased amounts of physical ... Increased amounts of "screen time" are contributing to decreased amounts of physical ...
Marginal Products of Physical and Human Capital Marginal Products of Physical and Human Capital
Fathers engage in physical play with infants more often than mothers do Fathers engage in physical play with infants more often than mothers do
Video: Amniocentesis and CVS Animation

For a complete list of videos, visit our video library