R Ruchi Sharma 🎓 Tutor III ⭐ 9.87K Points 📊 Physics Q. Light travels fastest in (A) Air (B) Water (C) Glass (D) Diamond 👁️ Show Answer 🔗 Share ⚡Menu ✅ Correct Answer: (A) Air You must be Logged in to update hint/solution 💬 Discussion 💬 Comment