Classify samples and sets of Metals/Nonmetals/Metalloids matter as a solution, colloid or suspension based on the application of characteristic Element Vs. Compound Explanation properties: particle size, out” of one or more “settling Solution, Colloid or Suspension components, and interaction with light (Tyndall Effect). Tyndall Effect Video States of Matter: Suspensions, Colloids, and Solutions SC.3.3.2 Explain the Develop a conceptual Explanation phases of matter and the model for the phase physical changes that change process that shows the matter undergoes. relationship among particle Simulation attraction, particle motion, and gain or loss of heat - when a solid melts it has absorbed heat that increased the States of Matter potential energy of its particles (space between particles) thus reducing the attraction Phase Change Video between particles so that they can flow in a liquid phase. (Consider conditions of normal atmospheric pressure as well Evaporation/Vapor Video as the qualitative affects of changes in pressure involving gases.) Solution Activity The should be on the following phase changes: solid to liquid (melting), liquid to gas Solubility (vaporization), gas to liquid (condensation), and liquid to solid (freezing). Solution Explanation Compare the process of evaporation to vaporization – materials that evaporate versus Solution Simulation those which do not; attraction between surface particles and colliding air molecules. Recognize that the formation of Solubility Curve Video solutions is a physical change forming a homogenous mixture. (Review from middle school). Understanding Solubility Curves Develop a conceptual model for the solution process with a cause and effect relationship involving forces of attraction Different Saturations Presentation between solute and solvent particles. A material is insoluble due to a lack of Dilute versus Concentrated Pre attraction between particles. Interpret solubility curves to determine the amount of solute that can dissolve in a given amount of solvent (typically water) at a given temperature.
Classify samples and sets of matter as a solution, colloid or suspension based on the application of characteristic properties: particle size, “settling out” of one or more components, and interaction with light (Tyndall Effect). Metals/Nonmetals/Metalloids Element Vs. Compound Explanation Solution, Colloid or Suspension Tyndall Effect Video States of Matter: Suspensions, Colloids, and Solutions SC.3.3.2 Explain the phases of matter and the physical changes that matter undergoes. Develop a conceptual model for the phase change process that shows the relationship among particle attraction, particle motion, and gain or loss of heat - when a solid melts it has absorbed heat that increased the potential energy of its particles (space between particles) thus reducing the attraction between particles so that they can flow in a liquid phase. (Consider conditions of normal atmospheric pressure as well as the qualitative affects of changes in pressure involving gases.) The should be on the following phase changes: solid to liquid (melting), liquid to gas (vaporization), gas to liquid (condensation), and liquid to solid (freezing). Compare the process of evaporation to vaporization – materials that evaporate versus those which do not; attraction between surface particles and colliding air molecules. Recognize that the formation of solutions is a physical change forming a homogenous mixture. (Review from middle school). Develop a conceptual model for the solution process with a cause and effect relationship involving forces of attraction between solute and solvent particles. A material is insoluble due to a lack of attraction between particles. Interpret solubility curves to determine the amount of solute that can dissolve in a given amount of solvent (typically water) at a given temperature. Explanation Simulation States of Matter Phase Change Video Evaporation/Vapor Video Solution Activity Solubility Solution Explanation Solution Simulation Solubility Curve Video Understanding Solubility Curves Different Saturations Presentation Dilute versus Concentrated Pre