mean free path

Chinese equivalent: 分子平均自由程

mean free path The average distance traveled by a gas molecule between successive collisions.

Syllabus path: Thermal Physics › Kinetic Theory of Molecules

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CSCA Physics Exam Glossary

Definition

mean free path The average distance traveled by a gas molecule between successive collisions.

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Kinetic Theory of Molecules

Kinetic Theory of Molecules 1. Concepts and Core Ideas The Kinetic Theory is the foundation of thermal physics, explaining macroscopic phenomena via microscopic structure. It is based on three postulates: 1. Matter is composed of particles: Diameter ≈ 10⁻¹⁰ m. Avogadro constant (…

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