Why Do Geologists Classify Rocks

question 29

Multiple Choice

Why do geologists classify rocks?

• A)to determine the chemical makeup of Earth
• B)because rocks are the key to determining the Earth's history
• C)because it makes it easier to tell them apart
• D)so that they can tell how old the rock is

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Definitions:

Activation

This term refers to the process of stimulating activity within the brain or body, leading to increased responsiveness or action.

Homeostasis

The tendency of a biological system to maintain stability while adjusting to conditions that are optimal for survival.

Vigor

Physical strength, good health, and energy, often used to describe a robust level of activity or vitality.

Olds and Milner

Psychologists known for their discovery of the "pleasure center" in the brain through experiments involving electrical stimulation of the rat brain.