Subject :NSO Class : Class 4
Subject :NSO Class : Class 3
Ans 3:
Class : Class 8
In thunder storms we see the lightning comes first and the sound comes after the lightning.
Ans 8:
Class : Class 4
yes true because mast of the time when we go to mountains are voice echo because as we are at the height and there is a gap between them so in the gap it is deep below us and there is water also like valley and when thunder comes it comes from water only and the voice echos every where
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Subject :NSO Class : Class 3
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Subject :NSO Class : Class 5
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Subject :NSO Class : Class 4