North Carolina Standards
NC.3.E. Earth Science
Earth Systems, Structures & Processes
3.E.2. Compare the structures of the Earth's surface using models or three-dimensional diagrams.
3.E.2.1. Compare Earth's saltwater and freshwater features (including oceans, seas, rivers, lakes, ponds, streams, and glaciers).
3.E.2.2. Compare Earth's land features (including volcanoes, mountains, valleys, canyons, caverns, and islands) by using models, pictures, diagrams, and maps.