Biology, asked by tajindersingh47648, 7 hours ago

How expansion of metal is helpful for us

Answers

Answered by aryanrokade416

1

now it is not so useful but there is a use in train tracks

Answered by luv4393

1

Answer:

when metal reacts with K.E( kinetic energy) the particles of metal gets loosened and it becomes to the state liquid. ETC .

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