This is a form of energy that is generated when matter vibrates then travels in waves…
What is sound?
1
These are the three parts of the ear…
What are outer ear, middle ear and inner ear?
1
Sound can travel through these three things..
What is solid, liquids and gases?
1
This is the number of vibrations per second..
What is frequency?
1
This is the term for low volume and this is the term for high volume..
What is piano for low volume and forte for high volume?
1000
When a material vibrates the molecules in a material are pushed together which then pushes on the molecules next to them. This is called..
What are waves?
1000
This is a coiled tube in the inner ear that is filled with liquid and has tiny little hairs that send signals to your brain..
What is the cochlea?
1000
When you change the tightness, length and thickness of a string, you change the…
What is pitch?
1000
This is the smallest bone in the body, even smaller than an apple seed, and is one of the ossicle bones..
What is the stirrup?
1000
These are the four things that can cause damage to your hearing..
What is noise pollution, head injuries, disease and improper cleaning?
3000
This is sound that is produced by irregular vibrations in which the sound waves have no smooth patterns. The sound is considered unwanted, unpleasant or too loud…
What is noise?
3000
This is the middle ear through the passageway that contains ear wax..
What is ear canal?
3000
This is an instrument that converts sound waves into electrical energy (used at our assemblies)..
What is a microphone?
3000
This is a unit used to measure sound intensity..
What is a decibel?
3000
This is a term for when sound waves are stopped or absorbed in softer solids and are put around rooms so it isn’t heard..
What is soundproofing?
10000
This is the highness or lowness of a musical note, which have different frequencies…
What is pitch?
10000
These are the names of the three ossicle bones in the eardrum…
What is the hammer, anvil and the stirrup?
10000
This is the instrument used to measure sound frequency..
What is oscilloscope?
10000
This is the volume of sound, which is a result of the amount of energy in the wave…
What is amplitude?
10000
Earwax is good for your ears because…
What is keeping dirt from getting in and also fighting off infection?
50000
This is a term for when a sound wave bounces or is reflected from an obstructing surface..
What is echo?
50000
This is the visible part of the ear which is made of skin and cartilage..
What is the pinna?
50000
This is a funnel or cone shaped device that is used for amplifying or directing sound...
What is a megaphone?
50000
This is how frequency is measured…
What is hertz?
50000
This is what it is called when you are unable to hear sounds…