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Sound
Miscellaneous
The Ear & Hearing
Random
Music & Uses of Sound
100
Make all sounds.
What are vibrations?
100
High frequency sound waves having an ultrasonic frequency, particularly used in medical imaging.
What is ultrasound?
100
A reflected sound wave.
What is an echo?
100
Process of locating objects by emitting sounds and interpreting the reflected sound waves.
What is echolocation?
100
The branch of physics concerned with the study of sound.
What is acoustics?
200
Loudness, or sound level, is measured in units called _____.
What is decibels?
200
System that uses the reflection of underwater sound waves to detect objects.
What is sonar?
200
The ear canal ends at a tightly stretched membrane called the ____.
What is the tympanic membrane (eardrum)?
200
Job of the outer part of the ear.
What is collects sound waves?
200
Differences among sounds of the same pitch and loudness.
What is sound quality?
300
Compressional (longitudinal) waves are made of two regions called ____ and ____.
What are compressions and rarefactions?
300
In Compressional waves, particles move back and forth in the _____ direction the sound waves move.
What is the same direction?
300
The pitch of a sound that you hear depends on the sound wave’s _____.
What is frequency?
300
Hollow chambers that amplify sound when air inside vibrates.
What is a resonate?
300
Natural frequencies at which an instrument will vibrate.
What are overtones?
400
The amount of energy a sound wave carries per second through a unit area is its _____.
What is amplitude?
400
If something happens to prevent sound from being transmitted through the outer and middle ear.
What is conductive hearing loss?
400
Sensorineural hearing loss is damage to the _____.
What is the cochlea?
400
Processes the sound waves into electrical impulses so that your brain can interpret what you hear.
What is the inner ear?
400
Adjusted to the correct or uniform pitch.
What is tuned?
500
Speed of sound–depends on ____ and ____.
What is temperature and the state of the medium?
500
Causes the hairs of the sensory cells to deflect.
What is the vibration of the fluid in the cochlea?
500
Tube that connects the middle ear to the throat.
What is the eustachian tube?
500
The basic groups of musical instruments are (There are three).
What are stringed, wind, and percussion?
500
Unorganized sound.
What is noise?