Rocks and Minerals: with Annie & Moby

关于

What are rocks made out of? Minerals! In this movie, you’ll explore rocks. You’ll learn how to describe rocks by its properties, like color, luster, texture, and hardness. You'll find out how geologists and other scientists study rocks to learn about Earth and what our planet was like long ago. You'll also learn about how we use rocks and minerals everyday. Did you know that glass was made out of rocks?