Fabulous Flobberworm Workshop

1
Fabulous Flobberworm Workshop

• Lydia Biegert
• Dianne Cummins

2
Lydia Biegert

• Born and raised in Texas along the Gulf Coast
• Came to Graduate School U of U
• Work for Thiokol Propulsion, ATK
• 21 years.
• Enjoy
• The outdoors
• Being creative (cooking, sewing, video editing)

3
Dianne Cummins
4
Cabbage Juice- pH Indicator

• Cabbage pigment- Red/Purple color
• Anthocyanins

5
Anthocyanin

• Raspberry cyanidine-3-glucoside R,R OH, H
• Blueberry malvidin-3-glucoside R,ROCH3
• Strawberry peonidin-3-glucoside R,ROCH3, H

6
pH
The negative log of the concentration of protons
in solution
pH - log H
7
Most Acid-Base Indicators
8
Anthocyanins are different
9
Experiment

• Make some cabbage juice worm indicators.
• Follow instructions. (Handle equipment-safely)
• Pour molds.
• Investigate the pH of some common house hold
  products.
• Follow instructions.
• Make observations.
• Record results.