# What would happen at absolute zero?

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At zero kelvin (minus 273 degrees Celsius) the particles stop moving and all disorder disappears. Thus, nothing can be colder than absolute zero on the Kelvin scale. Physicists have now created an atomic gas in the laboratory that nonetheless has negative Kelvin values.

Now the zero in absolute zero makes sense: Absolute zero is the temperature at which the particles in a substance are essentially motionless. There’s no way to slow them down further, so there can be no lower temperature.

Also, Is Absolute Zero Possible?

Absolute zero, technically known as zero kelvins, equals −273.15 degrees Celsius, or -459.67 Fahrenheit, and marks the spot on the thermometer where a system reaches its lowest possible energy, or thermal motion. There’s a catch, though: absolute zero is impossible to reach.

Hereof, Is absolute zero possible in space?

Nothing in the universe — or in a lab — has ever reached absolute zero as far as we know. Even space has a background temperature of 2.7 kelvins. But we do now have a precise number for it: -459.67 Fahrenheit, or -273.15 degrees Celsius, both of which equal 0 kelvin.

Does time stop at absolute zero?

1 Answer. You are confusing time with the flow of time. But even if you take the conventional view of the flow of time, motion does not stop at absolute zero. This is because quantum systems exhibit zero point energy, so their energy remains non-zero even when the temperature is absolute zero.

Likewise, What is the closest we have come to absolute zero?

around 150 nano Kelvin

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### How do you find absolute zero?

The theoretical temperature is determined by extrapolating the ideal gas law; by international agreement, absolute zero is taken as −273.15° on the Celsius scale (International System of Units), which equals −459.67° on the Fahrenheit scale (United States customary units or Imperial units).

### What would happen to a human at absolute zero?

To answer your question, if the human body were to reach absolute zero somehow, it would stop all motion and become truly lifeless, same as any other object. Absolute zero is — 273° celcius . Well to reach that point first all of the cells in the human body would probably burst as it approaches 0 degrees Kelvin.

### What happens to matter at absolute zero?

Absolute zero is the temperature at which the particles of matter (molecules and atoms) are at their lowest energy points. Some people think that at absolute zero particles lose all energy and stop moving. Therefore, a particle cannot be completely stopped because then its exact position and momentum would be known.

### What would happen if absolute zero was reached?

At absolute zero, atoms would occupy the lowest energy state. At an infinite temperature, atoms would occupy all energy states. Negative temperatures then are the opposite of positive temperatures — atoms more likely occupy high-energy states than low-energy states.

### How long would it take to die in absolute zero?

Depending on your current body temperature and structure and what liquid ,gass ,metal (discovered or not) etc , a person is put into ,that will be anywhere between 4 to 20 seconds. If you are fatter it will take longer ,since the cold has to penetrate the skin layer and the fat layer.

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### Is there anywhere in the universe that is absolute zero?

Nothing in the universe — or in a lab — has ever reached absolute zero as far as we know. But we do now have a precise number for it: -459.67 Fahrenheit, or -273.15 degrees Celsius, both of which equal 0 kelvin. Different materials vary in how cold they can get, and theory suggests we’ll never get to absolute zero.

### Does light stop at absolute zero?

As the temperature goes to zero, the number of photons goes to zero. So absolute zero means no photons. But, if you are thinking of shining a light through some system at absolute zero, the photons aren’t going to be at equilibrium.

### How close is absolute zero?

Physicists acknowledge they can never reach the coldest conceivable temperature, known as absolute zero and long ago calculated to be minus 459.67°F.

### Does absolute zero exist in the universe?

Absolute zero, though, is almost perfect stillness. Nothing in the universe — or in a lab — has ever reached absolute zero as far as we know. Even space has a background temperature of 2.7 kelvins. But we do now have a precise number for it: -459.67 Fahrenheit, or -273.15 degrees Celsius, both of which equal 0 kelvin.

### What happens to electrons at absolute zero?

Near absolute zero, electrons “continue to whiz around” inside atoms, says quantum physicist Christopher Foot of the University of Oxford. Moreover, even at absolute zero, atoms would not be completely stationary. They would “jiggle about,” but would not have enough energy to change state. It’s energy is at a minimum.

### Has absolute zero ever been reached?

Absolute zero, technically known as zero kelvins, equals −273.15 degrees Celsius, or -459.67 Fahrenheit, and marks the spot on the thermometer where a system reaches its lowest possible energy, or thermal motion. There’s a catch, though: absolute zero is impossible to reach.

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### Is absolute hot possible?

But what about absolute hot? It’s the highest possible temperature that matter can attain, according to conventional physics, and well, it’s been measured to be exactly 1,420,000,000,000,000,000,000,000,000,000,000 degrees Celsius (2,556,000,000,000,000,000,000,000,000,000,000 degrees Fahrenheit).

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