num_pages: 80
description: Describes how the Earth was formed, explains how scientists study the Earth's interior, and discusses how the makeup and movement of the mantle and core affect the surface.
language: English
title: Earth's Core and Mantle: Heavy Metal, Moving Rock
titlecomplete: Earth's Core and Mantle: Heavy Metal, Moving Rock (Earth's Spheres)
ratings_count: 2
publisher: Twenty First Century Books