User:Kcmasters/sandbox

 Soil
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Soil is a material in which plants and most inscts live and grow. It is a complex mixture of many things. Soil is made mainly of rock particles that vary in types,shapes,sizes and colours. These include gravel,clay,coarse sand,fine sand and silt. The rock particles supply some important nutrients that are needes for healthy plant growth. If we were to add some water to some soil we would be able to see the different layers for soil.