Particle Theory of Matter

Particle Theory of Matter

1. 7-2-15: Classify a variety of substances used in daily life as pure substances, solutions, or mechanical mixtures

   • 7-2-22: Demonstrate the difference between saturated and unsaturated solutions
   • 7-2-18: Demonstrate different methods of separating the components of both solutions and mechanical mixtures
   • 7-2-16: Identify solutes and solvents in common solid, liquid, and gaseous solutions
   • 7-2-20: Experiment to determine factors that affect solubility
   • 7-2-23: Discuss the potential harmful effects of some substances on the environment and identify methods to ensure their safe use and disposal
   • 7-2-21: Describe the concentration of a solution in qualitative and quantitative terms and give examples from daily life when the concentration of a solution influences its usefulness
   • 7-2-14: Differentiate between the two types of mixtures, solutions, and mechanical mixtures
   • 7-2-19: Identify a separation technique used in industry and explain why it is appropriate

2. 7-2-05: Explain what scientific theories are and provide some examples

   • 7-2-06: Describe the particle theory of matter and use it to explain changes of state
   • 7-2-17: Describe solutions by using the particle theory of matter
   • 7-2-13: Differentiate between pure substances and mixtures by using the particle theory of matter

3. 7-2-07: Differentiate between the concept of temperature and the concept of heat

   • 7-2-11: Recognize that heat energy is the most common by product of energy transformations and describe some examples
   • 7-2-02: Evaluate different types of thermometers using the design process
   • 7-2-03: Demonstrate the effects of heating and cooling on the volume of solids, liquids, and gasses and gives examples from daily life
   • 7-2-08: Demonstrate how heat can be transmitted through solids, liquids, and gasses
   • 7-2-12: Identify different forms of energy that can be transformed into heat energy
   • 7-2-09: Plan an experiment to identify materials that are good heat insulators and good heat conductors and describe some uses of these materials
   • 7-2-10: Use the design process to construct a prototype that controls the transfer of heat energy
   • 7-2-04: Compare the boiling and melting points of a variety of substances and recognize that boiling and melting points are properties of pure substances

4. 7-2-01: Use appropriate vocabulary related to their investigations of the particle theory of matter