1 joule = 0.24 calorie.James Prescott Joule (1818-99) was the son of a wealthy Salford brewer. He became interested in science through receiving tuition from John Dalton, famed for his atomic theory.

1 joule = 0.24 calorie.James Prescott Joule (1818-99) was the son of a wealthy Salford brewer. He became interested in science through receiving tuition from John Dalton, famed for his atomic theory.