Author Question: A sonic boom is produced by an airplane flying at a speed A) just below the speed of sound. B) ... (Read 149 times)

RRMR

  • Hero Member
  • *****
  • Posts: 557
A sonic boom is produced by an airplane flying at a speed
 
  A) just below the speed of sound.
  B) equal to the speed of sound.
  C) greater than the speed of sound.
  D) all of the above
  E) none of the above

Question 2

The source of a sonic boom
 
  A) must be a sound emitter.
  B) may or may not be a sound emitter.
  C) is not a sound emitter.
  D) none of the above



ergserg

  • Sr. Member
  • ****
  • Posts: 338
Answer to Question 1

Answer: C

Answer to Question 2

Answer: B



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
 

Did you know?

Alcohol acts as a diuretic. Eight ounces of water is needed to metabolize just 1 ounce of alcohol.

Did you know?

Only 12 hours after an egg cell is fertilized by a sperm cell, the egg cell starts to divide. As it continues to divide, it moves along the fallopian tube toward the uterus at about 1 inch per day.

Did you know?

More than nineteen million Americans carry the factor V gene that causes blood clots, pulmonary embolism, and heart disease.

Did you know?

Today, nearly 8 out of 10 pregnant women living with HIV (about 1.1 million), receive antiretrovirals.

Did you know?

Coca-Cola originally used coca leaves and caffeine from the African kola nut. It was advertised as a therapeutic agent and "pickerupper." Eventually, its formulation was changed, and the coca leaves were removed because of the effects of regulation on cocaine-related products.

For a complete list of videos, visit our video library