All Questions
5
questions
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2
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155
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If you knew perfectly knew the initial state of everything, could you predict everything? [closed]
Due to the Heisenberg Uncertainty Principle, one cannot know the complete state of a system, or particle. And so, unable to know fully certainly the state of a system, it is impossible to perfectly ...
- 480
4
votes
1
answer
306
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Knowable and Unknowable Hidden Variable theories
Following a recent interesting question about the collapse of the wave function (link at the bottom).
It seems that the wave function is just a mathematical way to give predictions of various outcomes ...
- 13.7k
2
votes
3
answers
856
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Do quantum fluctuations cause variations in energy density across space?
Suppose that the early universe was filled with energy uniformly. Would quantum fluctuations cause variations in energy density across space resulting in regions with higher and lower energy density ...
- 455
2
votes
1
answer
527
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Are quantum fluctuations in space real or virtual?
According to the uncertainty principle, the uncertainty in energy $\Delta E$ in a region of otherwise empty space $\Delta x$ is approximately
$$\Delta E \sim \frac{hc}{\Delta x}.$$
Thus there should ...
- 5,925
8
votes
2
answers
5k
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Does the uncertainty principle violate the law of conservation of energy?
What is the scientific view of the beginning of universe? Quantum fluctuation seems to contradict with the law of conservation of energy.
Uncertainty Principle does seem to violate the Law of ...
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