In fact, some people believe the term comes from the Greek therme (heat) and dyanims (power). And one very important aspect of thermodynamics is entropy.

http://dictionary.kids.net.au/word/entropy

(thermodynamics) a thermodynamic quantity representing the amount of energy in a system that is no longer available for doing mechanical work; "entropy ...

http://encyclopedia.kids.net.au/page/en/Entropy

The concept of entropy was introduced in 1865 by Rudolf Clausius. He defined the change in ...

https://kids.kiddle.co/Entropy

Apr 9, 2019 ... The entropy of an object is a measure of the amount of energy which is unavailable to do work. Entropy is also a measure of the number of ...

https://www.quora.com/How-would-you-explain-thermodynamic-entropy-in-simple-words-to-a-child

"Entropy is disorder": entropy is statistical in nature, and you can't think of it as disorder unless you define the terms order and disorder. "Entropy ...

https://www.thoughtco.com/definition-of-entropy-604458

May 3, 2019 ... This is the definition of entropy as the term applies to chemistry, physics, and other sciences. An example of entropy in a system is given.

http://www.physics4kids.com/files/thermo_entropy.html

You can also think about it in terms of energy put into a system. If you add energy to a solid, it can become a liquid. Liquids have more energy and entropy than ...

https://www.merriam-webster.com/dictionary/entropy

Entropy definition is - a measure of the unavailable energy in a closed thermodynamic system that is also usually considered to be a measure of the system's ...