The answer is yes. One calorie is measured as the amount of energy needed to raise the temperature of one gram of water, one degree Celsius. As we said, heat is a form of thermal energy. Because it's energy, scientists also use the units of Joules to measure the energy. Yes, your energy can be converted into electrical work.
Specific heat works the same way.
It is the amount of energy required to raise the temperature of one gram of substance 1 degree Celsius. So the specific heat capacity for water is one. Here are some more values . . . Andrew Rader Studios, All rights reserved.