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