Science Vocabulary Chapter 9-Study for Quiz Wed. 10/24
Decay- to slowly break down or rot
Humus-the decayed matter in soil
Nutrient-a material that plants and animals need to live and grow.
Clay Soil-tightly packed soil with tiny grains. (holds water)
Sandy Soil-loose soil with large grains. Has Few Nutrients(does not hold water)
Loam-is good planting soil that is a mixture of clay, sand and humus.
Ores-a rock that is rich in useful minerals.
Natural Resources-Something people use that comes from the earth. Example: Minerals and soil are natural resources
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