Carved wooden horse e liquid-propellant rocket engine: o que têm em comum

1. Passo 1. Carved wooden horse — faz parte de — Rocking horse. A saddle-shaped body.
2. Passo 2. Rocking horse — utiliza — Pendulum. Rocking.
3. Passo 3. Pendulum — utiliza — Newton’s laws. The swing is described by Newtonian mechanics.
4. Passo 4. Newton’s laws — é utilizado em — Tsiolkovsky rocket equation. It follows from the conservation of momentum.
5. Passo 5. Tsiolkovsky rocket equation — é utilizado em — Liquid-propellant rocket engine. Rocket design relies on Tsiolkovsky’s equation.

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