Heat Definition

"Heat, used as a noun, is confusing and controversial in its scientific meaning."  (AMS Glossary).

". . . . Heat is energy in the process of being transferred from one object to another because of the temperature difference between them.  After heat is transferred it is stored as internal energy."  (Ahrens). 

* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *

Heat always flows from a hotter environment to a colder one.

* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *