Author Question: A sonic boom is produced by an airplane flying at a speed A) just below the speed of sound. B) ... (Read 138 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?

Nitroglycerin is used to alleviate various heart-related conditions, and it is also the chief component of dynamite (but mixed in a solid clay base to stabilize it).

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?

The largest baby ever born weighed more than 23 pounds but died just 11 hours after his birth in 1879. The largest surviving baby was born in October 2009 in Sumatra, Indonesia, and weighed an astounding 19.2 pounds at birth.

Did you know?

Pregnant women usually experience a heightened sense of smell beginning late in the first trimester. Some experts call this the body's way of protecting a pregnant woman from foods that are unsafe for the fetus.

Did you know?

Though “Krazy Glue” or “Super Glue” has the ability to seal small wounds, it is not recommended for this purpose since it contains many substances that should not enter the body through the skin, and may be harmful.

For a complete list of videos, visit our video library