Earth's Layers: Crust, Mantle, and Core
A colorful cross-section of Earth shows the crust, mantle, outer core, and inner core. Fourth graders label each layer and read short facts about temperature and composition. A bonus question asks why the core is so hot.
This asset is part of Free Printable Science Worksheets for 4th Graders (PDF) published by Capig Communications. Licensed under CC BY 4.0 — Free for personal use. Free to use with attribution.