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Subject :NSO    Class : Class 5

Refer to the given Venn diagram. Identify X, Y and Z and select the correct statement regarding them.


AThe process of changing Y into X is called freezing.
BThe process of changing X into Y is called sublimation.
CThe process of changing Z into X is called evaporation.
DThe process of changing Z into X is called condensation.


x can be solid and y can be gas,and this process is called sublimation ,so option b is correct,according to the explanations of solid,liquid and gas.

Ans 1:

Class : Class 6
B

Ans 2:

Class : Class 5
yes

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