conjugate pairsConjugate pairs are pairs of properties to which the Heisenberg Uncertainty Principle applies. Conjugate pairs are also(...) Read More
conservation lawsPhysics includes several conservation laws. The most well-known is the Law of Conservation of Energy. This law states that(...) Read More
conservation of energyThe Law of Conservation of Energy says that in our universe the amount of energy remains constant. Energy cannot be created(...) Read More
conservation of matterThe Law of Conservation of Matter was abandoned as inaccurate by physicists early in the 1900’s. For more information, see(...) Read More
conserved quantityA conserved quantity is something that remains constant in amount over time and cannot be created nor destroyed. Conserved(...) Read More
constant
A constant is a number or symbol that always has the same value. There are four types of constants:
A mathematical(...) Read More
Copenhagen InterpretationThe Copenhagen Interpretation of quantum mechanics is the original attempt by physicists to provide an explanation for the(...) Read More
Coulomb's LawCoulomb’s Law is a formula that allows us to calculate the electric force generated between two electrical charges.(...) Read More
d
dark energyDark energy is the name given to an unexplained aspect of the universe. Dark energy has been postulated as an explanation(...) Read More
dark matter"Dark matter" is a name that’s been given to a substance which many scientists believe may exist. If it exists, this(...) Read More
decoherence(Also called "quantum decoherence.”) Decoherence occurs when a quantum particle loses(...) Read More
dimensionless numberPi is an example of a dimensionless number. A dimensionless number doesn’t imply any measurement units. Pi is just 3.14, not(...) Read More
dynamic systemA dynamic system is a system that changes over time. It can also be called a "dynamical system." While some maintain that(...) Read More
e
ee is the symbol for Euler's number. Similarly to pi, e is a constant which occurs repeatedly throughout nature. It has a(...) Read More
Euler's number (e)Euler's number, similarly to pi, is a constant which occurs repeatedly throughout nature. It is symbolized as e. It has a(...) Read More
Free Will TheoremDo quantum particles have free will? Can they make choices? Some physicists have considered this question seriously. But(...) Read More
frequencyFrequency is the number of repeated motions in a period of time. These motions can be up and down, like a hammer, or back(...) Read More
frequency and wavelengthFrequency and wavelength are both properties of waves. They are closely related, so this article discusses the two(...) Read More
functionThe term “function” is important in the field of quantum mechanics because is it the basis of the key term “wave function.”(...) Read More