30 Questions
Which theory describes the behavior of nature at and below the scale of atoms?
Quantum mechanics
What is the foundation of quantum physics including quantum chemistry, quantum field theory, and quantum technology?
Quantum mechanics
Which theory is not sufficient for describing nature at small (atomic and subatomic) scales?
Classical physics
What kind of states do quantum systems have, quantized to discrete values of energy, momentum, and other quantities?
Bound states
Which characteristic do measurements of quantum systems show?
Both particles and waves (wave-particle duality)
What principle states that there are limits to how accurately the value of a physical quantity can be predicted prior to its measurement?
Uncertainty principle
What is the mathematical entity in quantum mechanics that provides information about a particle's physical properties?
Wave function
Who, along with others, contributed to the full development of quantum mechanics in the mid-1920s?
Niels Bohr
What is the name of the mathematical rule in quantum mechanics for finding probabilities?
The Born rule
Which equation relates the collection of probability amplitudes at different moments of time in quantum mechanics?
Schrödinger equation
What is the fundamental feature of quantum mechanics that usually cannot predict with certainty what will happen?
Probability predictions
Which theory has been demonstrated to hold for complex molecules with thousands of atoms?
Quantum mechanics
What is the name of the refinement of quantum mechanics for the interaction of light and matter?
Quantum electrodynamics
What principle in quantum mechanics describes a tradeoff in predictability between different measurable quantities?
Heisenberg's uncertainty principle
In quantum mechanics, what describes the characteristic of both particles and waves?
Wave–particle duality
What type of states do quantum systems have, with values quantized to discrete levels?
Discrete states
Which theory describes the behavior of nature at an ordinary (macroscopic) scale but is not sufficient for small (atomic and subatomic) scales?
Classical physics
What principle in quantum mechanics limits the accuracy of predicting a physical quantity prior to its measurement?
Heisenberg uncertainty principle
Which theory forms the foundation of quantum physics, including quantum chemistry and quantum technology?
Quantum mechanics
What type of scale does classical physics describe nature at?
(Macroscopic) scale
In quantum mechanics, what mathematical entity provides information in the form of probability amplitudes about a particle's energy, momentum, and other physical properties?
Wave function
Which physicist developed a solution in 1900 to the black-body radiation problem, a significant observation that led to the full development of quantum mechanics in the mid-1920s?
Max Planck
What is the name of the refinement of quantum mechanics for the interaction of light and matter, which has been shown to agree with experiment to within 1 part in 10^8 for some atomic properties?
Quantum Electrodynamics (QED)
Which equation in quantum mechanics relates the collection of probability amplitudes at different moments of time?
Schrödinger's equation
What is the fundamental feature of quantum mechanics that usually cannot predict with certainty what will happen?
Probabilistic outcomes
Which theory has been demonstrated to hold for complex molecules with thousands of atoms, but raises philosophical problems when applied to human beings?
Quantum mechanics
What principle in quantum mechanics describes a tradeoff in predictability between different measurable quantities?
Heisenberg uncertainty principle
What is the name of the mathematical rule in quantum mechanics for finding probabilities?
Born's rule
Which characteristic do measurements of quantum systems show, according to quantum mechanics?
Probabilistic behavior
What is typically applied to microscopic systems such as molecules, atoms, and sub-atomic particles in quantum mechanics?
Quantum mechanics
Test your knowledge of the fundamental theory in physics that describes the behavior of nature at and below the scale of atoms. This quiz covers concepts in quantum physics, quantum chemistry, quantum technology, and quantum information science.
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