Periodic table and watt steam engine: what they have in common

1. Step 1. Periodic table — uses — Atomic theory. A classification of atoms.
2. Step 2. Atomic theory — is used in — Kinetic theory. Molecules.
3. Step 3. Kinetic theory — is used in — Thermodynamics. A microscopic foundation.
4. Step 4. Thermodynamics — was inspired by — Watt steam engine. Carnot wrote “Reflections on the Motive Power of Fire” trying to understand steam engines.

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