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Are soils like M&Msâ„¢? Yes! Typical soil colors are red, brown, yellow, or black. These colors are often not the color of the minerals in the soil but coatings of iron oxides (Fe203, FeOOH, and so on) or organic matter on particles. The minerals beneath are often quartz or feldspar, which are...
Grade Level   9 10 11 12
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2
All living things depend on soil to live. What are some of our important natural resources? Your answers might include materials such as oil, water, coal, trees, animals, and gold. All of those areimportant natural resources, but we often forget to mention one of our most important natural...
Grade Level   K 1 2 3 4 5
Classroom Activities Curricula and Instruction
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