Answers

2014-11-02T13:55:15+05:30
No. 1 kg of iron is not heavier than 1 kg of cotton.The reason is Even though cotton is softer and lighter than iron as per the given statement both iron and cotton are 1 kg. So both iron's and cotton's weight is equal. Both are equal.
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but what can you say about the buoyant force acting on them
if it's correct choose as best pls
2014-11-02T14:31:59+05:30
both will be equal to each other but we feel wrong when we think that 1kg iron n 1kg cotton r equal this is becz of heavness of iron ,iron is in solid n cotton is in soft form that why we feel wrong

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No it is not heavier.Because 1kg=1kg
only mass will change not its weight