Heat is usually transferred by convection
Explanation:
the air you breathe is called carobon dioxide = co
I believe that the answer to the question provided above is that molecules in solid are compact and are connected. It requires huge energy to move it, thus requires high temperature.
Hope my answer would be a great help for you. If you have more questions feel free to ask here at Brainly.
Ionic reaction when a metal and non metal are together a molecule is when a metal abs metal react hope this helps