Question

_____ is the heat energy required to raise the temperature of one gram of water by $1^{\circ }C$ at a pressure of one atmosphere.

• A. 1 calorie
• B. 1 joule
• C. 1 volt
• D. 1 horsepower

Answer 1

The correct option is A 1 calorie

One calorie is defined as the amount of energy needed to raise the temperature of one gram of water by $1^{\circ }C$ at a pressure of one atmosphere.