1. What’s In That Cup? A lesson plan prepared and presented by: Kathy Bechtold Christine Davis Cynthia Frank Jo’An Guzman

2. Objective: Students will describe how the observable properties of materials change when they are combined in order to provide evidence that a new material has been made.

3. List of Tools LCD Visualizer Alka Seltzer Calcium Chloride Baking Soda Baking Powder Graduated Cylinder 3 cups labeled A, B, and C Large Beaker of water (room temperature) Timer or Stopwatch Paper Towels Thermometer Safety Goggles

4. The Five E’s Lesson Plan

5. Engagement (A Think Pair Share Activity) 1.“What do you think will happen if you combine the material in cup A with water?” 2.“Why do you think this?”

6. Safety Concerns: Students will be handling chemicals that are potentially dangerous. You will also be working with glassware. Be sure to keep all Chemical Safety Rules that are specified by your teacher.

7. Exploration (An Inquiry Activity with Worksheet) “What can happen during a chemical Change?”

16. Explanation Accountable Talk with Students Mixture v. Solution

17. Elaboration K-W-L Chart

18. Evaluation Exit Ticket: Compare and contrast the results of cup A, B, and C. 1.How are they alike? 2. How are they different?