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Rocks Soil & Fossils
Vocabulary Plus # 9
Term | Definition |
---|---|
sedimentary rock | rock that forms when sediments are pressed together |
fossil | the remains of a plant or animal that lived long ago |
humus | decaying plant and animal material in the soil |
soil | a material made up of tiny pieces of weathered rock |
soil texture | the size of soil particles |
loam | soil rich in nutrients that is good for plant growth |
clay | material made of very small grains of minerals |