Question

One calorie is defined as

• A. The amount of heat energy required to raise the temperature of $1g$ water by $1^{o}C$
• B. The amount of heat energy required to raise the temperature of $1kg$ water by $1^{o}C$
• C. The amount of heat energy required to raise the temperature of $1g$ water by $1^{o}F$
• D. The amount of power required to raise the temperature of $1g$ water by $1^{o}C$

Answer 1

The correct option is A The amount of heat energy required to raise the temperature of $1g$ water by $1^{o}C$

The amount of heat energy required to raise the temperature of 1 g water by $1^{o}C$ is called one calorie.