Sound Waves - SS3 Physics Past Questions and Answers - page 2
Quality can be described as ___
a measure of the complex nature of a sound wave
a measure of the amplitude of a sound wave
a measure of the frequency of a sound wave
a measure of the ratio of sound to the medium it travels through
Where can the knowledge of the characteristics of sound be applied?
Explain what is meant by the pitch of a sound wave.
The factors affecting the speed of sound waves in dry air are all except ___
Temperature
Volume
Humidity
Atmospheric Pressure
Sound waves travel through which of these materials the fastest?
Rope
Water
Steel
Air
Which of these is the key factor that affects the speed of sound waves travelling via a medium?
Density
Pressure
Humidity
Temperature
Understanding of the speed of sound is fundamental in the following fields except in ___
Aerospace engineering
Acoustics
Seismology
Marine biology
The denser the medium, the ___ sound waves travel through it
Slower
Proportionally
Faster
Equally
Explain why the speed of sound varies.
A sound wave is observed to travel through an unconventional medium with a frequency of 89Hz and a wavelength of 6 meters, what is the velocity of the sound wave travelling through this medium?