Kepler’s laws e tank: o que têm em comum

1. Passo 1. Kepler’s laws — evoluiu para — Universal gravitation. Newton derived gravitation from Kepler’s laws.
2. Passo 2. Universal gravitation — é utilizado em — Mortar (weapon). The bomb flies on a steep trajectory.
3. Passo 3. Mortar (weapon) — evoluiu de — Howitzer. High-angle fire.
4. Passo 4. Howitzer — tem como parte — Recoil mechanism. Recoil mechanisms.
5. Passo 5. Recoil mechanism — faz parte de — Tank gun. Recoil mechanisms.
6. Passo 6. Tank gun — faz parte de — Tank. A gun in a rotating turret.

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