A piece of warm concrete is placed in a cold-water tank, and energy flows between the concrete and the water. Which way does the energy flow in this system?

Respuesta :

Answer:

Heat flows from hot to cold objects. When a hot and a cold body are in thermal contact, they exchange heat energy until they reach thermal equilibrium, with the hot body cooling down and the cold body warming up. This is a natural phenomenon we experience all the time.

Explanation: