Question

if you want to hear a train approachin from far away why it is more convenient to put the ear on to the track​

Answer 1

Answer:

no ....u shouldn't put your ear on the track .the train might come any time and run across u .

Explanation:

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Answer 2

Answer:

This is because, in the solid medium sound travels faster as compared to liquid and gas medium.....

Explanation:

Hope it helps you...