Continental Drift Is the Hypothesis That the Sea Floor Forms

question 12

True/False

Continental drift is the hypothesis that the sea floor forms at the crest of the mid-oceanic ridge, then moves horizontally away from the ridge crest.

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Definitions:

Auditory Tube

Also known as the Eustachian tube, it connects the middle ear to the back of the nasopharynx, helping equalize air pressure on both sides of the eardrum.

Tympanic Cavity

An air-filled space in the temporal bone of the skull behind the eardrum that contains the bones of the middle ear.

External Acoustic Meatus

The ear canal leading from the outer ear to the eardrum.

Oval Window

A membrane-covered opening that leads from the middle ear to the vestibule of the inner ear, where sound vibrations are transmitted.