What is thermal energy or heat energy
Thermal energy
Calorie is the unit of heat energy.One calorie is defined as the amount of heat required to raise the temperature of one gram of water through one degree centigrade.
Heat energy H = MST calories
where
M = Mass of the body in gm
S = Specific heat of the body
t = Change of temperature
1 calorie = 4. 86 Joules
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