Subject :NSO Class : Class 8
Subject :NSO Class : Class 5
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Subject :NSO Class : Class 8
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Subject :NSO Class : Class 6
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Subject :NSO Class : Class 5
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Subject :NSO Class : Class 5
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Class : Class 6
how atmosphere(the medium of sound we normally use) tell sound faster or in waterP.S it is showing ans d
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Subject :NSO Class : Class 4
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Subject :NSO Class : Class 4
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Subject :NSO Class : Class 4
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Subject :NSO Class : Class 6