Screwdriver and radar: what they have in common
- Step 1. Screwdriver — uses — Torque. The handle creates torque.
- Step 2. Torque — is used in — Turbine. The flow creates torque.
- Step 3. Turbine — is part of — Turbojet engine. The turbine drives the compressor.
- Step 4. Turbojet engine — is part of — Jet fighter. A turbojet.
- Step 5. Jet fighter — has part — Radar. A radar.