Question

which best describes the direction of heat? from a substance with no thermal energy to a substance with high amounts of thermal energy from a substance with less thermal energy to a substance with more thermal energy from a cooler substance to a warmer substance from a warmer substance to a cooler substance

Explanation:

Heat transfer occurs due to a temperature difference. Heat always flows from a region of higher temperature (warmer substance) to a region of lower temperature (cooler substance) according to the second - law of thermodynamics.

Answer:

from a warmer substance to a cooler substance