Spring contact strips and rope: what they have in common

1. Step 1. Spring contact strips — is part of — Breadboard. Spring contacts under the holes.
2. Step 2. Breadboard — uses — Electrical conduction. Contact strips.
3. Step 3. Electrical conduction — is used in — Copper wire. Copper conducts current well.
4. Step 4. Copper wire — uses — Wire drawing. Drawing.
5. Step 5. Wire drawing — is used in — Wire rope. The wire is drawn.
6. Step 6. Wire rope — evolved from — Rope. A steel counterpart of rope.

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