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Water Properties and Water Cycle

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Multiple Choice

In direct sunlight, water in a steel saucer evaporates faster than water in a glass tumbler. Why?

  1. Water in saucer is heated faster.
  2. Rate of evaporation depends on the surface area of the liquid.
  3. Steel enhances the rate of evaporation while glass is an inert material.
  4. Saucer allows all the water molecules to escape whereas a tumbler holds back some of the vapour from escaping.
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