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Earth 1

QuestionAnswer
earth is made of? weathered rocks, organic matter, water, air, decayed matter
tropical climates thin and low on minerals
horizon a upper layer of soil, mostly organic matter and rock particles
horizon b mostly made of clay, sub soil
horizon c mostly made of rocks
plants plants provide organic matter
animals loosen and mix soil
sedimentary rocks mixed with other materials and are in layers
igneous rocks forms when molten rocks cool
metamorphic rocks forms when heat an pressure causes old rocks to turn into new rocks
microorganism decompose dead plants and animals, provide nutrients
Created by: s56049
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