Soil Silt and Sand - Layers of the Underground
Jody Rake
Narrator Various Narrators
Publisher: Capstone Press
Summary
There’s more than just dirt below! Readers will learn about the layers and types of soil underground. Rocks, clay, sand, silt and all nonliving things underground are explored. Earth's core, mantle, and crust are also discussed. Readers will also discover why we could not live without dirt, and why we need to protect it.
Duration: 7 minutes (00:07:28) Publishing date: 2017-08-10; Unabridged; Copyright Year: — Copyright Statment: —