Principle
When the air pressure above a watersurface is reduced, the water begins to boil at a certain temperature. The temperature of the water is hereby reduced and further evacuation can finally bring it to 0 °C and even lower.
Benefits
- For both demonstration and student experiments
- Data logging via tablet with measureAPP
Tasks
Determine the temperature curve of water during pumping.
Learning objectives
- Air pressure
- Kinetic gas theory
- Supercooling