Absolute zero

In physics, absolute zero is a fundamental lower bound on the temperature of a macroscopic system. In practice it is believed to be unachievable but its existence has been inferred from extrapolation from observed physical phenomena and from kinetic theory.

Related Topics:
Physics - Temperature - Extrapolation - Physical phenomena - Kinetic theory

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Absolute zero is characterised as 0 kelvins or 0 degrees Rankine (−273.15 °C or −459.67 °F).

Related Topics:
Kelvin - Rankine - °C - °F

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