Hiro rolls up a paper towel and puts it in a straw. He puts one end of the straw in a glass of water and observes the movement of the water from the glass up the towel. Which statement best describes Hiro’s model?

Which statement describes both homogeneous mixtures and heterogeneous mixtures?

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

List the path of the respiratory system