How a simple experiment with gas and temperature reveals absolute zero
Determining the lowest possible temperature in the universe does not require a laboratory. By observing how a fixed amount of gas expands or contracts at different temperatures, you can use fundamental physics to calculate the point of absolute zero.
The video explores the experimental method for finding absolute zero using Charles's Law, which is a specific application of the ideal gas law (PV=nRT). By maintaining a constant pressure and measuring the volume of a fixed amount of gas across various temperatures, the mathematical relationship allows for the calculation of the temperature at which volume would theoretically reach zero.
This approach demonstrates how fundamental thermodynamic principles can be used to uncover the boundaries of physical reality through simple, measurable observations.
Source: I Calculated Absolute Zero With Vodka
