Examlex
Explain the major differences between type II supernova and a type Ia supernova.
Eustachian Tube
An opening in the middle ear, leading to the back of the throat, that helps equalize air pressure on both sides of the eardrum.
Eardrum
A thin membrane that separates the outer ear from the middle ear and vibrates in response to sound waves.
Pressure
The force applied perpendicular to the surface of an object per unit area over which that force is distributed.
Stirrup
A bone in the middle ear, also known as the stapes, that plays a critical role in the process of hearing by transmitting sound vibrations.
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