Materials List:
How Additives Affect Surface Tension
Each group needs:
- 1 laptop computer or Chromebook
- 1 high-resolution camera (available on most modern cell phones)
- 1 protractor (available online)
- 1 roll of Teflon (PTFE) tape
- 1 pair of scissors
- 1 magnifying glass
- Relating a Phenomenon to Our Everyday Lives - Part 1 Worksheet (1 per student)
- Relating a Phenomenon to Our Everyday Lives - Part 2 Worksheet (1 per student)
- Investigating the Effect of Additives on Surface Tension – Part 1 Worksheet (1 per student)
- Investigating the Effects of Additives on Surface Tension - Part 2 Worksheet (1 per student)
- Understanding a Phenomenon - Part 1 Worksheet (1 per student)
- Understanding a Phenomenon - Part 2 Worksheet (1 per student)
- Exploring a Phenomenon - Part 1 Worksheet (1 per student)
- Exploring a Phenomenon - Part 2 Worksheet (1 per student)
- Applying Our Learning to a Problem Worksheet (1 per student)
For the class to share:
- 1 laptop computer or Chromebook with projector and internet access (for showing YouTube videos)
- access to pure water (tap water will work)
- liquid hand soap
- plastic, disposable pipettes (droppers)