Download Sound Jeopardy - Town of Mansfield, CT

Sound
JEOPARDY
Play It I Can’t
Again Hear You
Sound
Energy
Too Much
Noise!
Can We
Talk?
100
100
100
100
100
200
200
200
200
200
300
300
300
300
300
400
400
400
400
400
500
500
500
500
500
Can We Talk?
100
• The use of echoes to help
animals find their way and food
is called….
• Echolocation
Return to board
Can We Talk?
200
• Any sounds that are too high
for humans to hear are called…
(hint: machines can send out these high
frequency waves and then make a picture of
the echoes)
•
Ultrasound
Return to board
Can We Talk?
300
• Sounds below the human
hearing range are called…..
(hint: elephants make sounds this
low)
• Infrasound
Return to board
Can We Talk?
400
• This common household
machine turns sound energy into
electrical energy and then back to
sound again.
• Telephone
Return to board
Can We Talk?
500
• This device measures how long
it takes for an echo to return. It is
generally used by submarines and
fishing boats to determine the
object’s distance.
•
Sonar
Return to board
I Can’t Hear You
100
• This part of the outer ear
contains ear wax….
• Ear Canal
Return to board
I Can’t Hear You
200
• Name the 3 small bones of
the middle ear….
• Hammer, Anvil, Stirrup
Return to board
I Can’t Hear You
300
• A thin, tight membrane that
vibrates……..
• Ear Drum
Return to board
I Can’t Hear You
400
• This inner ear structure
contain fluid which vibrates
tiny hair cells….
• Cochlea
Return to board
I Can’t Hear You
500
• Which nerve carries electrical
signals to the brain?
• Auditory Nerve
Return to board
Play It Again
100
• A measurement of how high
and squeaky or low and deep a
sound is….
• pitch
Return to board
Play It Again
200
• A measure of how many
compressions pass a certain point
every second.
• Frequency
Return to board
Play It Again
300
• Frequency is measured in a
unit called….
•
Hertz (Hz)
Return to board
Play It Again
400
• The distance from the top, or
crest, of one wave to the next is
called….
• Wavelength
Return to board
Play It Again
500
• As an object making a sound
moves, the pitch changes (think of
a motorcycle coming toward you,
then passing you). This is called…
• Doppler effect
Return to board
Too Much Noise!
100
• What well-known kids toy is
often used to show how a sound
wave moves?
• Slinky
Return to board
Too Much Noise!
200
• A measure of how loud or soft
a sound is. Loud sounds have a
lot of energy or …..
• Volume
Return to board
Too Much Noise!
300
• The height of a sound wave is
its ….
• Amplitude
Return to board
Too Much Noise!
400
• Volume is measured in …..
• Decibels (dB)
Return to board
Too Much Noise!
500
• A machine that turns sound
waves into pictures.
• oscilloscope
Return to board
Sound Energy
300
• Name the 3 substances or
mediums that sound can move
through…
• Solid, Liquid or Gas
Return to board
Sound Energy
400
• The pushed-together part
of a wave is called a ….
• Compression
Return to board
Sound Energy
500
• Most wave energy travels in upand-down waves, not like sound
waves. These waves like radio, TV,
microwaves, and UV waves are
called….
• Transverse waves
Return to board
Sound Energy
100
• Sound energy is caused by
back-and-forth shaking
movements called….
• Vibrations
Return to board
Sound Energy
200
• Space with nothing in it is
known as …… (hint: sound
cannot travel through this)
• Vacuum
Return to board