Which Layer of the Planet Forms 80 Percent of Earth's

question 25

Multiple Choice

Which layer of the planet forms 80 percent of Earth's total volume, and has an average density of 4.5 grams per cm²?

• A) continental crust
• B) oceanic crust
• C) mantle
• D) core

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Definitions:

Insulin Injection

The process of administering insulin directly into the body typically using a needle and syringe or an insulin pen, essential for managing diabetes.

Diaphoresis

Profuse sweating.

Body Salt

Minerals in the body vital for various biological processes, including electrolyte balance and nerve function, mainly comprised of sodium, potassium, and chloride ions.

Blood Sugar

The concentration of glucose in the blood, an important energy source for the body and a key indicator of metabolic health.