ELI5: Explain Like I'm 5

Molecular chaos

Molecular chaos is the way tiny little things like atoms and molecules move around randomly all by themselves. It's like when you shake a jar of marbles - they bump into each other and move around everywhere, but they're not following any specific pattern. This is because these little things are always moving in all different directions and bumping into each other, so they can't really predict where they're going to end up next.

Scientists use the term "molecular chaos" to describe this unpredictable movement of tiny particles. It plays a big role in many things like chemistry and physics, and helps explain how things like gases and liquids behave. So, basically, molecular chaos is the jumbled, random movement of tiny, tiny things like atoms and molecules - just like how you might see ants all scattered around everywhere, moving every which way they want to go.
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