When you speak or sing, you force air from your lungs up through your
The sound produced when notes that seem to have no musical relationship are played together is called
The speed of sound depends on all of the following
temperature, elasticity, density
The intensity of a sound wave is
the amount of energy the wave carries
The study of how well sounds can be heard in a particular room
The pitch of a sound depends on the
frequency of the sound wave
The following are applications of echoes
sonar, echolocation, ultrasound
Many people suffer a hearing loss as a result of
aging, injury, infection
the note C-sharp played on a trumpet sounds different from the same note played on an oboe because of
Sound is a disturbance that travels through a medium as
Sound waves with frequencies above the normal human range of hearing are called
When the frequency of sound waves matches the natural frequency of an object, the result can be
Between the ear canal and the middle ear
The part of the ear that translates sound waves into nerve impulses is the
How does sound travel in air as compared to in the water?
What is one of the main differences between noise and music?
Music is pleasing to the ear
What pitch does a small drum produce when compared to a big drum?
A higher pitch
What does a sonar device measure?
the time it takes to measure the reflected sound waves
Is an echo always softer than the original sound?
What happens to the pitch of a sound as it approaches the listener?
The pitch appears to increase because the waves reach the listener with a higher frequency. This is the Doppler effect.
How do you measure amplitude?
the distance the wave rises over the resting position.
How do you measure a wavelength?
the distance from one crest of a wave to another
Which part of your ear do sound waves enter through?
What can sound travel through?
air, liquids, solids
What term refers to how high or low a sound seems to a person?
What do bats use to locate food and to navigate?
Who was the first person to break the sound barrier?
Why did Chuck Yeager's team chose a high altitude to try to break the sound barrier?
the temperature is lower, so the speed of sound is lower.
What can cause hearing loss?
viral or bacterial infections
The most common type of hearing loss is due to