Row of spindles and rocket: what they have in common

1. Step 1. Row of spindles — is part of — Spinning jenny. A row of vertical spindles.
2. Step 2. Spinning jenny — has part — Spindle. One wheel turns eight or more spindles.
3. Step 3. Spindle — uses — Angular momentum. Spinning the spindle twists the thread.
4. Step 4. Angular momentum — is used in — Gyroscope. The rotor keeps the direction of its axis.
5. Step 5. Gyroscope — is part of — Guided missile. An inertial system.
6. Step 6. Guided missile — evolved from — Rocket. A rocket with guidance.

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