Soil
On the 19 of may we had a experiment first we had a jar of soil second we pour in water there were 3 layers one of them were clay,silt,soil and sand.
Tuesday, 24 May 2016
Soil
Soil
On the 19 of may we had a experiment first we had a jar of soil second we pour in water there were 3 layers one of them were clay,silt,soil and sand.
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