Sound interactions
What a pillow does to sound when you cover your ears
What is absorb?
the measure of loudness of sounds
What is decibels?
This is the part of the outer ear where the vibrations travel through before they hit the eardrum
What is the ear canal?
As sound waves move away from the source, they _________________.
What is spread out?
To allow sound to pass through
What is transmit?
this refers to how high or low a sound is
What is pitch?
This is the small bone in your middle ear that is between the hammer and the stirrup
What is the anvil?
A bird singing would be a higher ___________ than a dog barking
What is pitch?
When an echo bounces back off of a cliff
What is reflection?
A high pitch also has a high _________
What is frequency?
The part of the inner ear that has tiny hairs which interpret sound
What is the cochlea?
Sound travels fastest through these types of materials
What are solids?
When you hear someone talking around a corner, or from another room
What is diffraction?
Louder sounds have more of this than softer sounds
What is energy?
The part of the inner ear that sends messages to the brain
Auditory nerve
This is what you call an echo in a small space, like the humming sound of a car in a tunnel
What is reverberation?
Noise that doesn't cause _________ can still damage your hearing.
What is pain?
This part of the ear helps you keep your balance
What are the semicircular canals?