Wetsuit e voltaic pile: o que têm em comum
- Passo 1. Wetsuit — tem como parte — Zip. A zip on the back.
- Passo 2. Zip — faz parte de — Bag. A zip.
- Passo 3. Bag — é feito de — Leather. Leather.
- Passo 4. Leather — é material para — Submarine. It was covered with leather.
- Passo 5. Submarine — tem como parte — Lead–acid battery. Underwater, electric motors run on batteries.
- Passo 6. Lead–acid battery — evoluiu de — Voltaic pile. Planté’s battery developed the idea of a chemical current source by making it rechargeable.