When comparing the melting of ice and the burning of a match, which statement best explains why one is reversible while the other is irreversible?
1 )
Melting ice requires less energy than burning a match
Melting ice involves only a physical change of state, while burning a match produces a new substance
3 )
Melting ice occurs at a specific temperature, while burning can occur at any temperature
4 )
Melting ice changes the appearance of water, while burning a match does not change the appearance of the wood
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