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

Question

Quizplus · Accepted Answer

The mantle makes up 80 percent of the Earth's volume and has an average density of 4.5 grams per cm³. The continental and oceanic crusts are much thinner layers on the surface of the Earth, while the core is much denser than the mantle.

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