Answer:
The mechanism of hearing. Sound waves enter the outer ear and travel through the external auditory canal until they reach the tympanic membrane, causing the membrane and the attached chain of auditory ossicles to vibrate.
Scientists can find out when the volcano erupted by determining the age of the fossils in the ashy layers of sediment in area.
<h3>What is a Volcano?</h3>
This is defined as a vent or opening where lava erupts on to the surface of the Earth.
The age of the fossils in the ashy layers of sediment in area will help to determine the time when the volcano erupted.
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Trees blowing in the wind, bees landing on flowers, bunnies hopping on grass
D
Wave B because the compressions are more tightly packed, giving it a larger amplitude
