It Is Red in Tooth and Claw, According to Tennyson
This page is the CodyCross answer for the clue below from Physics, Group 1883, Puzzle 1 (Potential Energy).
Question is: It Is Red in Tooth and Claw, According to Tennyson
and the answer is: NATURE
Word Meaning:
NATURE — (uncountable, often capitalized) The way things are, the totality of all things in the physical universe and their order, especially the physical world in contrast to spiritual realms and flora and fauna as distinct from human conventions, art, and technology.
Definitions from Wiktionary.