Definitions
Which part of the ear is sound changed into electrical signals which are then sent to the brain?
What is the inner ear?
________ he disappearance of a sound wave into a surface
What is absorption?
How do bats find their food?
Which part of the ear funnels sound to the ear drum?
What is the ear canal?
_______ the bouncing of sound off of a surface
What is reflection?
The faster something vibrates, the ______ its pitch
higher
What parts make up the middle ear?
What is the ear drum, stirrup, anvil, and hammer?
What does the auditory nerve do during the hearing process?
What is transmits nerve impulses to the cerebrum to be interpreted?
The harder the surface, the more sound is ______.
What is reflection?
when something moves back and forth
Vibrate
What happens to the eardrum when sound hits, causing transmission of sound to the inner ear?
What is vibrates?
What is it called when there is a change in pitch (frequency) as a sound gets closer to you that vibrate slowly make a low pitch?
What is doppler effect?
What is Sonar and echolocation?
Selena stretches a rubber band across a box and lets it go. What is produced?
What is sound?
What parts of the ear makes up the inner, middle, and outer ear?
Outer= pinna, ear canal
middle= ossicles, ear drum
Inner= auditory nerve and cochlea
Another name for the stirrup, anvil, and hammer is ______.
Sound travels as a ___________ wave but is often depicted as ____________ wave.
What is longitudinal wave and transverse wave?