- Option 1: Broglie - This is incorrect. Louis de Broglie introduced the concept of matter waves, not the principle of uncertainty.
- Option 2: Avogadro - This is incorrect. Amedeo Avogadro is known for Avogadro's law related to gases, but he did not contribute to the principle of uncertainty.
- Option 3: Heisenberg - This is the correct answer. The principle of uncertainty was introduced by Werner Heisenberg in 1927. It states that it is impossible to simultaneously know the exact position and momentum of a particle, which is a fundamental concept in quantum mechanics.
- Option 4: Einstein - This is incorrect. Albert Einstein made significant contributions to physics, particularly with the theory of relativity and the photoelectric effect, but he did not introduce the uncertainty principle.
Explanation:
The principle of uncertainty was introduced by Werner Heisenberg in 1927. This principle asserts that the more precisely the position of a particle is known, the less precisely its momentum can be known, and vice versa. It is a cornerstone of quantum mechanics and has profound implications for the behavior of particles at microscopic scales.