Which Layer of the Planet Forms 80 Percent of Earth's $\mathrm{cm}^{3}$

question 56

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 $\mathrm{cm}^{3}$ ?

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

---

Definitions:

Portfolio

A collection of financial investments like stocks, bonds, commodities, cash, and cash equivalents, including mutual funds and ETFs.

Successive Years

Successive years that occur back-to-back without any breaks.

Compounded Quarterly

A method of calculating interest where it is added to the principal four times a year, after every three months, leading to faster growth of the investment.

Prepayment

Payment made for goods or services before they are received or required.