🌍 How do we know Earth is rotating? 🌀 In 1851, Léon Foucault found the answer with a simple swinging pendulum. What lo...
🌍 How do we know Earth is rotating? 🌀 In 1851, Léon Foucault found the answer with a simple swinging pendulum. What looked like a change in the pendulum’s motion was actually Earth rotating beneath it. 🔭✨ #LéonFoucault #FoucaultPendulum #EarthRotation #ScienceFacts #Physics