Download or read book Uncovering Earth's Crust written by Conrad J. Storad and published by Lerner Publications ™. This book was released on 2017-08-01 with total page 40 pages. Available in PDF, EPUB and Kindle. Book excerpt: The outside layer of our planet is an active place. Earth's crust is always growing and changing. But do you know how Earth's crust forms? And what happens when its plates shift suddenly? Find out more about the moves that make mountains and ocean ridges in this interesting book!