Water turbine und glocke: was sie gemeinsam haben
- Schritt 1. Water turbine — nutzt — Gravity flow. It is turned by falling water.
- Schritt 2. Gravity flow — wird verwendet in — Water clock (clepsydra). Water flows out at a constant rate under gravity.
- Schritt 3. Water clock (clepsydra) — entwickelte sich zu — Mechanical clock. Mechanical clocks replaced water clocks, swapping the flow of water for an escapement.
- Schritt 4. Mechanical clock — umfasst — Wecker. A clock.
- Schritt 5. Wecker — hat als Teil — Glocke. A bell rings.