David drinks a glass of water in his kitchen. The water is at room temperature, and David
decides to make it colder by adding ice. Which of the following describes why the ice cubes
will melt?
A. Liquid water is reacting with solid water to absorb energy.
B. Water is evaporating from the surface of the water.
C. Slow-moving molecules move out of the ice.
D. Heat from the water moves into the ice.
