Tag Archives: First law of thermodynamics

today’s birthday: James Prescott Joule (1818)


James Prescott Joule (1818)

One of the great experimental scientists of the 19th century, Joule is the man for whom the standard mechanical unit of work is named. He was an English physicist who made valuable contributions to the study of heat, electricity, and thermodynamics. His work established the mechanical theory of heat, determined the relationship between heat energy and mechanical energy, and established the first law of thermodynamics. He also applied his intellect to helping operate what family business? More… Discuss