Chapter 10: Sound

The intensity of a sound wave is most closely related to it's

The reason a guitar and a flute sound different, even when they play the same note, is due to

Where will sound travel the fastest?

Most musical instruments (besides electric instruments) use ______________ to amplify sound

The pitch of a sound is most closely related to its

Why does sonar work better underwater than above (in the air)?

The middle ear's primary function is to

If a sound wave meter measured a sound to be 50-dB, how many decibels would a sound wave 100x louder be?

Any collection of sounds that are deliberately used in a regular pattern is known as

True or False: The video image produced from an ultrasound in medicine is called an EKG (electrocardiogram)

True or False: Sustained sounds above 90-dB can cause hearing damage.

An echoing effect produced by many reflections of sound is known as

The outer ear's primary function is to

True or False: Hearing loss due to damage within the cochlea is easily curable.

Why does sound travel slower through a cork than water, despite a cork being a solid?

The study of sound is known as

True or False: The wave behavior that causes beats between 2 instruments is interference.

Which of the following is an example of the doppler effect?

Sound is considered ultrasonic when its frequency is above

In brass and wind instruments, the ______________ of the vibrating tube of air determines the pitch and sound produced