Transatlantic cable and r-7 rocket: what they have in common
- Step 1. Transatlantic cable — has part — Gutta-percha. Insulation.
- Step 2. Gutta-percha — is material for — Golf ball. “Gutty” balls were gutta-percha.
- Step 3. Golf ball — uses — Drag. The dimples reduce drag.
- Step 4. Drag — is used in — Parachute. The canopy creates drag.
- Step 5. Parachute — is part of — Soyuz. Landing by parachute.
- Step 6. Soyuz — evolved from — R-7 rocket. The Soyuz rocket belongs to the R-7 family.