TO = 200 gm • Take 200 gm of soil. • Place it on a newspaper in the bright sun for about two hours. . Now weigh the soil. Do you find any difference in the weight of the soil? The difference in the weight of the soil before and after drying gives you the amount of moisture present in 200 gm of soil You can calculate the percentage moisture content as follows: Original weight of soil Final weight of soil Weight of moisture = (200 - x) gm Percent of moisture in soil = Weight of moisture (gm) x 100 Original weight of soil sample (gm) This activity proves that soil contains moisture. x gm
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weight of soil before drying=200g
weight of soil after drying =190g
weight of moisture in soil =200-190=10
percentage of moisture in soil =10/100*200=5%
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