Question

Define calorie and kilocalorie.

Answer 1

Calorie:

1. Heat is measured in calories.
2. One calorie of heat energy is defined as the amount of heat energy required to raise the temperature of $1gram$ of water through $1^{0}C$.
3. $1calorie=4.2Joule$

Kilocalorie:

1. Kilocalorie is a bigger unit to measure heat.
2. One kilocalorie of heat energy is defined as the amount of heat energy required to raise the temperature of $1kg$ of water through $1^{0}C$.
3. $1kilocalorie=4200Joule$.