1.Take a 5ml of water in a test tube and keep it near a window or under a fan.
2.Take 5ml of water in an open china dish and keep it near a window or under a fan.
3.Take 5ml of water in an open china dish and keep it inside a cupboard or on a shelf in your class.
4.Record the room temperature.
5.Record the time or days taken for the evaporation process in the above cases.
6.Repeat the above three steps of activity on a rainy day and record your observations.
7.What do you infer about the effect of temperature,surface area and wind velocity(speed)on evaporation.
thank you in advance

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Answers

2015-06-07T13:47:27+05:30
.Take 5ml of water in an open china dish and keep it near a window or under a fan.
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