Question

Explain an activity to prove that a.soil consists of moisture. B. Soil contains air

Answer 1

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A. The moisture content of soil is described as the ratio of the mass of water held in the soil to the dry soil. The mass of water is determined by the difference before and after drying the soil. The following experiment will demonstrate how to measure soil moisture content in the laboratory using these principles.

B. Take a glass tumbler and add some soil in it. Then pour some water on the soil slowly and stir for a while. The air bubbles start coming out of the soil. This proves that soil holds air in it.

Answer 2

Answer:

A. heat the test tube on a flame. after sometime you can see the drops on the surface on tube which shows that soil contains moisture. this happens because after heating the water or moisture in the soil evaporates and moves up and get condensed on the cooler inner walls of the upper surface of the boiling tube.

B.Take a glass tumbler and add some soil in it. Then pour some water on the soil slowly and stir for a while. The air bubbles start coming out of the soil. This proves that soil holds air in it.

Explanation:

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