Interaction of Sound Waves

Question 1

The bouncing back of a wave after it hits a barrier.

Answer 1

reflection

Question 2

The reflected sound wave.

Answer 2

echo

Question 3

If the surface is uneven, multiple reflections of sound waves known as _____ will be produced.

Answer 3

reverberation

Question 4

The most common application of the reflection of sounds is the _____.

Answer 4

SONAR (Sound Navigation and Ranging)

Question 5

Sound waves undergo _____ as they bend around corners or barriers.

Answer 5

diffraction

Question 6

The ____ or bending and change in the speed of sound waves is affected by the differences in air temperature and air density.

Answer 6

Refraction

Question 7

Occurs when sound waves meet at the same time and they are in phase

Answer 7

constructive interference

Question 8

Occurs when sound waves meet at intervals and are out of phase

Answer 8

destructive interference

Question 9

Two sound waves of slightly different frequencies interfere and result in changing loudness of sound

Answer 9

beats

Question 10

A region of high pressure produced by the motion of an object faster than the speed of sound

Answer 10

shock wave

Question 11

a clap of thunder

Answer 11

sonic boom