Substances A-D have the following specific heats (J/(kgK)): Substance A: 900; Substance B: 170; Substance C: 270; Substance D: 4,180. Which substance would be the best for transferring heat in a heating or cooling system? A. Substance A B. Substance B C. Substance C D. Substance D *not sure! thank you:)
Substance B. Because the lower the specific heat capacity, the faster the heat is transferred.