Kinetic molecular theory (KMT) — Science definition

A model that explains the behavior of gases by picturing them as huge numbers of tiny particles in constant, random, straight-line motion.

Where it is taught

• Kinetic Molecular Theory & Phase Changes — States of Matter & Gases, Physical Science: Chemistry, Grade 11

Taught alongside

• kinetic energy
• phase change
• heating curve
• heat of fusion
• heat of vaporization
• phase diagram
• sublimation

Elsewhere

• All science terms
• All courses and reading

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