What’s In That Cup?

A lesson plan prepared and presented by:

Kathy BechtoldChristine DavisCynthia FrankJo’An Guzman

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.

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

The Five E’s Lesson Plan

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?”

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.

Exploration

(An Inquiry Activity with Worksheet)

“What can happen during a chemical Change?”

Explanation

•Accountable Talk with Students

•Mixture v. Solution

Elaboration

K-W-L Chart

Evaluation

Exit Ticket:

Compare and contrast the results of cup A, B, and C.

1. How are they alike?2. How are they different?