Atmospheric Pressure: Can Crushing Demonstration of Air Pressure Power
Overview
Dramatic demonstration of atmospheric pressure magnitude. Shows 14.7 psi constantly pressing on everything.
Why Do This Experiment?
This experiment teaches key concepts in Earth Science.
Materials Needed
- •Empty aluminum can(1)
- •hot water(1)
- •heat source (burner)(1)
- •tongs(1)
- •cold water basin(1)
Step-by-Step Instructions
- 1
1. Add 2cm water to can
- 2
2. Heat until boiling, steam fills can
- 3
3. Quickly use tongs to invert can into cold water
- 4
4. Can crushes instantly - calculate pressure difference
The Science Behind It
Dramatic demonstration of atmospheric pressure magnitude. Shows 14.7 psi constantly pressing on everything.
Learning Outcomes
- ✓Understand basic earth science concepts
- ✓Develop observation skills
- ✓Learn through hands-on experimentation
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