What is absolute zero in Celsius? 👤 By The Quiz Wire Editorial Team 🌐 Source Physics Knowledge Base ✅ Fact Checked 📊 Difficulty Medium 📅 Last Updated 01 Dec 2025 A. -273.15°C B. -100°C C. -373.15°C D. 0°C Check Answer 💡 Explanation: Absolute zero (0 Kelvin) corresponds to approximately -273.15 degrees Celsius. 📚 Topics: Physics Science 🎯 Exams: CSS GEN NTS PMS