A Unit of Heat Energy
Puzzle 7 of Leonardo DiCaprio Easy Pack
Question is: A Unit of Heat Energy
and the answer is: CALORIE
Word Meaning:
CALORIE — (nutrition) A non-SI unit of energy, equivalent to 4.184 kilojoules, that can raise the temperature of a kilogram of water by one degree Celsius. This is the unit normally used in food labeling.
Definitions from Wiktionary.