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Gokulakrishnan from Rosemary public school, Tirunelveli
Subject :NSO    Class : Class 9
The direct conversion of solid to gas A.sublimation B.deposition C.freezing D.luquification

Ans 1:

Gokulakrishnan from Rosemary public school, Tirunelveli
Class : Class 9
The answer is A.sublimation

Ans 2:

Saanvi Rao from Shree Krishna International School, Vapi
Class : Class 9
Sublimation because it is the process of change of state of matter from solid to gas without changing into liquid state.

Ans 3:

Advait talnikar from Dhruv Global School, Sangamner
Class : Class 6
Ans. is A sublimation

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