Light travels fastest in EASY 1 Point -0.25 Negative MCQ #2860 Physics Sciences ECAT Engineering Question Light travels fastest in Options A Water B Glass C Vacuum D Air Reveal Answer Reset 📝 Explanation Light travels fastest in a vacuum at approximately 3×10⁸ m/s. ← Previous MCQ📋 All MCQs📚 LearnNext MCQ → Related MCQs EASY The longest bone in the human body is MEDIUM The smallest bone in the human body is EASY The heart is located in