Question

please help me in scince​

Answer 1

c)  We should wear cotton clothes and light coloured clothes in summers. We sweat a lot in summers. Cotton is a good absorber of water. Thus, it absorbs sweat from our body and exposes the sweat to the atmosphere, making its evaporation faster.

4. b) steam, it has higher temperature than that of boiling water.

5. The amount heat required to convert unit mass of liquid into its vapour state without change in its temperature called is latent heat of vaporization. The latent heat of vaporization of water is 540 cal/g/°C.

                             

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