Our land, air, and water (earth sciences) Earth is composed of land, air, and water. As a basis for understanding this concept: 3.a. Students know characteristics of mountains, rivers, oceans, valleys, deserts, and local landforms.
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Our land, air, and water (earth sciences) Earth is composed of land, air, and water. As a basis for understanding this concept: 3.a. Students know characteristics of mountains, rivers, oceans, valleys, deserts, and local landforms.
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