What is the amount of heat energy that is needed to raise the temperature of 1 kilogram of a substance by 1*c

specific heat capacity
temperature expansion capacity
thermal equilibrium capacity
potential heat capacity

The amount of heat energy needed to raise the temperature of 1 kilogram of a substance by 1°C is called its specific heat capacity.

The amount of heat energy needed to raise the temperature of 1 kilogram of a substance by 1 degree Celsius is called the specific heat capacity.