@sikai.official: ⚡ SCIENCE CHALLENGE #001 Imagine two objects falling inside a vacuum chamber: a heavy metal ball and a feather. 🤔 Which one reaches the ground first? 🅰️ Metal ball 🅱️ Feather 🅲 Both at the same time 💬 Comment your answer below—and tell us WHY! 🚫 No Googling. Use your own brain first! Follow for more Physics, Mathematics and mind-blowing science challenges. 🧠🔬

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Friday 23 October 2026 16:57:14 GMT