Question

1 .heat cannot be produced by doing work.2.No gaps are left between the railway tracks. 3.poor conductors of heat are also good insulators of heat 4 ventilators, when provide in rooms, are located near their roofs......... ........all question. True and false MA answer doo 4 question ha

Answer 1

1)false
2)false
3)true
4)true

Answer 2

Explanation:

I hope the answer is correct.

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