The "silly salt" experiment was to show you how this part of the ear works.
What is the eardrum?
100
Guitars and violins are part of this family of instruments.
What is the string family?
100
Your outer ear is shaped like this kitchen tool.
What is a funnel?
100
Many young adults damage their hearing early in life since they put these into their ear canals when listening to music.
What are earbuds?
200
This unit measures how high or how low a sound is and its abbreviation is Hz.
What is hertz?
200
A straw whistle can be made very quickly by taping pieces of straws together that are .......
What are different lengths?
200
You can make this type of a homemade instrument from blowing into pop bottles with different amounts of water in them.
What is a water pipe organ?
200
This nerve in your inner ear finally takes the message to the brain.
What is the auditory nerve?
200
When a sound is produced, the sound waves travel here before they reach your ear.
What are all directions?
300
A job like factory worker or jackhammer user would certainly need this.
What is hearing protection?
300
In the experiment where we bent the teeth of a comb, this proved to us that sound travels through three different things, which are:
What is solid, liquid and air?
300
This family of instruments is played by being hit, banged or shaken.
What is the percussion family.
300
These are the three tiny bones that are in your middle ear.
What are the hammer, anvil and stirrup?
300
A rock singer needs this special sound amplifying device to help everyone in the concert hall hear what she is singing.
What is a microphone?
400
These are foamy small cylinders which can help to protect your ears from loud sounds.
What are ear plugs?
400
When a tuning fork is first hit, it vibrates the most and therefore has the greatest amount of .......
What is energy?
400
You can make your own guitar by using a shoe box and elastics that have different........
What is thicknesses or tightness?
400
A doctor uses this special instrument to hear very small sounds which our ear cannot hear on its own.
What is a stethoscope?
400
These are like two elastic bands in your voice box and vibrate when you talk.
What are vocal chords?
500
Bats can hear much higher frequencies than humans and are known to hear as high as this.
What is 120 000 hertz?
500
When you talk into an empty garbage can, your voice echoes. If you try lining this garbage can with a coat or something else thick, your voice will not echo. The coat does what to the sound waves.
What is absorbs the sound waves?
500
Most woodwind instruments have this special mouthpiece to blow into.
What is a reed?
500
This is a sheet of skin that is stretched across the entrance to the middle ear and vibrates when a sound is heard.
What is the eardrum?
500
Most people would consider a balloon popping, people yelling and fingernails scratching a chalkboard these type of sounds.