Vocab
The Ear's Parts
Sound Waves/travel
Facts
100
Sound is created when..
Something vibrates.
100
The part of the ear where earwax is stored is called the...
Ear canal
100
Draw on your whiteboard what the particles of a solid look like.
100
The best material to make the comb kazoo play the loudest sound was...
Wax paper.
200
Pitch is...
How high or how low a sound is.
200
Name the 3 ossicle bones of the ear.
Hammer, Anvil, Stirrup
200
Does sound travel fastest through a solid, liquid, or a gas? Why?
Sound travels through a solid the fastest because the particles of a solid are tightly packed together meaning that the vibrations pass through quicker.
200
Another word that means pinna is...
Auricle
300
Frequency is...
How fast or slow a sound is.
300
What does the auditory nerve do?
Send electrical signals to the brain with information about the sound that was heard.
300
Draw on your whiteboard what the particles of a gas look like. Does sound travel the fastest or the slowest through gases?
Sound travels the slowest through gases.
300
An animal that can hear higher sounds is?
bats, cats, dogs, dolphins, robins.
400
Volume is...
How loud or Soft a sound is.
400
Explain how the cochlea works.
The cochlea is snail shaped and has little hairs and liquid inside that vibrate special ways when different sound passes through.
400
Use a whiteboard and draw a sound wave that is low pitch and quiet volume.
400
What are 2 ways to protect your ears from loud sounds?
Ear plugs, turning down the volume, moving away from the loud sound.
500
When you measure how loud a sound is, you use a measurement unit called...
Decibels
500
List the six parts of the ear in order of the way sound travels through.
Pinna, Ear canal, Eardrum, Ossicles, cochlea, auditory nerve.
500
Use a whiteboard and draw a soundwave that is high pitch and loud volume.
