2025-06-02 updated, 2025-03-18 createdHeisenberg's Uncertainty Principle states that it is impossible to precisely and simultaneously determine the position and momentum (motion quantity) of a particle; the more accurately one property is known, the more undefined the other becomes.
2025-03-18 updated, 2025-03-18 createdSchrödinger's cat is a quantum thought experiment where the cat is in a superposition of alive and dead states until observed. It illustrates limits of applying quantum mechanics to macroscopic objects and critiques the Copenhagen interpretation.
2025-03-18 updated, 2025-03-18 createdQuantum entanglement is a phenomenon where two or more particles become connected in such a way that their quantum states become independent of distance and a change in the state of one particle instantly affects the other, regardless of the distance betw