CubeSat and centrifugal pump: what they have in common

1. Step 1. CubeSat — is a kind of — Artificial satellite. A satellite.
2. Step 2. Artificial satellite — is part of — GPS (satellite navigation). A constellation of satellites.
3. Step 3. GPS (satellite navigation) — is part of — Reusable rocket. Navigation during landing.
4. Step 4. Reusable rocket — has part — Liquid-propellant rocket engine. Liquid-propellant engines.
5. Step 5. Liquid-propellant rocket engine — has part — Centrifugal pump. Turbopumps deliver the propellant.

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