On a hot summer day, you make a glass of refreshing sweet iced tea by combining boiling water, tea, sugar, and ice. What type of change occurs and how do you know?
A
Physical change; sugar dissolves in the tea and water, but the chemical composition remains the same.

B
Physical change; sugar dissolves in the tea and water which breaks the bonds of the molecules.

C
Chemical change; sugar dissolves in the tea and water due to heat being added to the water.

D
Chemical change; sugar dissolves in the tea and water which breaks the bonds of the molecules.

Match the following vocabulary terms to their definitions. 1. amount of energy required to change 1 gram of material from the solid to the liquid state at its melting point 2. a measure of the kinetic energy of the particles of a substance 3. the amount of heat energy required to raise the temperature of 1 gram of liquid water from 14.5°c to 15.5°c 4. amount of energy required to change 1 gram of material from the liquid to the gaseous state at its boiling point 5. the amount of energy required to change 1 gram of a substance 1°c a. temperature b. latent heat of vaporization c. latent heat of fusion d. calorie e. specific heat