Subject :NSO Class : Class 2
Subject :NSO Class : Class 8
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Subject :NSO Class : Class 8
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Subject :NSO Class : Class 8
Which two experiments can be used to show that air is needed for iron to rust?
(A) 1 and 3 (B) 1 and 4 (C) 2 and 3 (D) 2 and 4
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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 6
(A) He should put out fire by a blanket.
(B) He should put out fire by petrol.
(C) He should put out fire using sand.
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Subject :NSO Class : Class 6
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Subject :NSO Class : Class 6
(A) The bulbs in circuit Post Your Answer
Subject :NSO Class : Class 6
(A) Object