Asked by jordan

Heat will only flow between two bodies if:




they are of the same substance


they are of different material


they are touching each other


they are at different temperature

Answers

There are no human answers yet.
Answered by GPT-5 mini
they are at different temperature

Heat flows spontaneously from the hotter body to the colder one. It does not require the same material (or different material), nor does it require physical contact (radiation transfers heat across a vacuum).