Marine Geologists Can Predict the Age of Igneous Rocks of the Sea

question 42

Multiple Choice

Marine geologists can predict the age of igneous rocks of the sea floor by measuring _____.

• A) the percent of iron-rich minerals in the rock
• B) their grain size
• C) the velocity of earthquake waves
• D) their density
• E) magnetic anomalies

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Definitions:

Coronal

Relating to the frontal plane that divides the body into anterior and posterior (front and back) portions.

Metacarpal

Bones within the hand that extend from the wrist to the base of the fingers.

Femur

The longest and strongest bone in the human body, extending from the hip to the knee.

Sternum

is the long flat bone located in the center of the chest, connecting the rib bones and serving as a support for the upper body.