Physics for IGCSE & O level - Thermal Effects (Section 4 - No. 7)
Which of the following statements best describes the kinetic theory of matter?
Matter is composed of particles that are always in constant motion.
Matter is composed of particles that are static.
The density of a material affects its expansion
Temperature is the only factor to affect particle movement.
Explanation
The kinetic theory states that matter is made up of particles in constant motion.
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