Speed of Sound:
- Air (at room temperature): Approximately 343 m/s (1,090 ft/s)
- Water (fresh at room temperature): Approximately 1,484 m/s (4,875 ft/s)
- Steel: Approximately 5,120 m/s (16,800 ft/s)
Speed of Light:
- Air (at room temperature): Approximately 299,792,458 m/s (186,282 miles per second)
- Water (fresh at room temperature): Approximately 225,000,000 m/s (139,815 miles per second)
- Glass: Approximately 197,000,000 m/s (122,450 miles per second)
As you can see, light travels at significantly higher speeds compared to sound waves in most mediums. This difference becomes even more significant for distances involving space travel, as light waves can cover vast cosmic distances in mere minutes, whereas sound waves would require years to travel comparable distances.