Limestone blocks und micrometer: was sie gemeinsam haben

1. Schritt 1. Limestone blocks — ist Teil von — Egyptian pyramid. Limestone and granite blocks of masonry.
2. Schritt 2. Egyptian pyramid — nutzt — Inclined plane. According to a common hypothesis, the blocks were raised on ramps.
3. Schritt 3. Inclined plane — entwickelte sich zu — Screw. A screw is an inclined plane wrapped around a cylinder.
4. Schritt 4. Screw — wird verwendet in — Micrometer. A precise screw with a 0.5 mm pitch.

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