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Earn 100

Give one word for conversion of water vapour into water. (Condensation / Evaporation)

50% studentsanswered this correctly

Important Questions on Water

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Science>Chemistry>Water>Water Cycle
"Spirit kept in an open watch glass is converted into gaseous state even at room temperature". Explain.
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Science>Chemistry>Water>Water Cycle
What is known as evaporation?
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Science>Chemistry>Water>Water Cycle
 What is evaporation? In what way is it different from boiling?
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Science>Chemistry>Water>Water Cycle
How do evaporation and boiling differ? Explain.
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Science>Chemistry>Water>Water Cycle
What is evaporation? Discuss three factors on which evaporation depends.
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Science>Chemistry>Water>Water Cycle
Equal amounts of water and alcohol are separately placed in two identical Petri dishes. Which will evaporate faster - water or alcohol?
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Science>Chemistry>Water>Water Cycle
The changing of a vapour into a liquid is called
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Science>Chemistry>Water>Water Cycle
During evaporation, the particles of liquid evaporate from -
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Science>Chemistry>Water>Water Cycle
Which of the following is a surface phenomenon?
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Science>Chemistry>Water>Water Cycle
A pure solid is obtained from its solution by
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Science>Chemistry>Water>Water Cycle
What is evaporation? State one large-scale use of the process of evaporation.
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Science>Chemistry>Water>Water Cycle
Define evaporation.
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Science>Chemistry>Water>Water Cycle

Define evaporation. Give an example that indicates that evaporation is an endothermic process.

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Science>Chemistry>Water>Water Cycle
What is evaporation? How will you show that evaporation causes cooling?
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Science>Chemistry>Water>Water Cycle
Form a similar pair of words.
Saltwater : _____ (condensation/evaporation) :: muddy water : filtration
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Science>Chemistry>Water>Water Cycle
Define evaporation? How is salt prepared at seashores?
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Science>Chemistry>Water>Water Cycle

Why can sugar not be separated from water by evaporation? 

(Hint: Sugar will get charred if the solution is heated excessively). 

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Science>Chemistry>Water>Water Cycle
The process of change of a liquid into vapour at any temperature is called -
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Science>Chemistry>Water>Water Cycle
What happens when we boil water? 
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Science>Chemistry>Water>Water Cycle
Is evaporation an endothermic or exothermic process? Give one example to support your answer.