Ocean Crust Is Denser Than Continental Crust Because Ocean Crust

question 65

Multiple Choice

Ocean crust is denser than continental crust because ocean crust is______________ .

• A) thinner than continental crust
• B) thicker than continental crust
• C) composed primarily of basalt
• D) composed primarily of granite

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Definitions:

Epidural Space

A fat-filled space surrounding the spinal cord that provides a protective cushion and houses nerves and blood vessels.

Meninges

Three protective membranes that envelop the brain and spinal cord, comprising the dura mater, arachnoid mater, and pia mater.

Reciprocal Innervation

A neurological process where the activation of one muscle is accompanied by the relaxation of its antagonist muscle.

Stretch Reflex

A muscle reflex that responds to the stretching within the muscle, automatically contracting the muscle in response to its stretching in order to protect the muscle from over-stretching.