Show:
Sound and Vibrations
Ears!
Pitch and Frequency
Loudness and Amplitude
Speed of Sound
100
the complete back and forth motion of an object
What is a vibration?
100
the part of the ear that leads to the Eardrum
What is the ear canal?
100
how low or high a sound seems to be
What is pitch?
100
a measure of how well a sound can be heard
What is loudness?
100
the slowest medium
What is air?
200
the part of a longitudinal sound wave that the particles are close together
What is a compression?
200
the tiny bone in your ear that hits the Anvil
What is the Hammer?
200
the number of crests and troughs of a wave in a given amount of time
What is frequency?
200
Do carrots grow on trees?
What is no?
200
the two major factors that determine the speed of sound
What is medium and temperature?
300
a substance through which a wave can travel
What is a medium?
300
the top part of the ear we can see is called this
What is the pinna?
300
sounds that have a frequency to high for humans to hear are called this
What is ultrasonic
300
the largest distance the particles in a wave vibrate
What is the amplitude?
300
the fastest medium
What is solids?
400
the part of a longitudinal wave where the particles are spread apart
What is a rarefaction?
400
the part of the middle ear that connects the anvil to the inner ear
What is the stirrup?
400
frequency is expressed in this
What is hertz?
400
the device used to "see" sound
What is an oscilloscope?
400
which temperature transmits energy faster, hot or cold?
What is hot?
500
a sound wave is made by this kind of wave
What is a longitudinal wave?
500
the part of the inner ear that transmits vibrations into electrical signals
What is the cochlea?
500
the apparent change in the frequency of a sound caused by the motion of either the listener or the source of the sound
What is the doppler effect?
500
the most common unit used to express loudness
What is a decibel?
500
the first person to break the sound barrier
Who is Chuck Yeager?