Study heats!

Do you know what heat is?

You usually hear the word, heat. Suddenly if I ask you what heat is, I thought it is difficult for you to answer this question.
You don't know that anything is heat, because it is very abstract.
What do you guess about heat?

If I wrote heat in easier terms of the science , heat is a kind of energy that moves from hot object to cold object. And the amount of that was amount of heat. You can learn about the kind of heat here