✅ Correct Answer: Air
Source: This question is taken from the Everyday Science
✅ Correct Answer: 1235
✅ Correct Answer: Temperature and humidity of the air
✅ Correct Answer: 343.2 meters
✅ Correct Answer: 332 m/s
✅ Correct Answer: 343 m/s
✅ Correct Answer: Aluminium
✅ Correct Answer: Solids
✅ Correct Answer: 6420 m/s
✅ Correct Answer: Gold
✅ Correct Answer: Gases
✅ Correct Answer: 1474 m/s
✅ Correct Answer: all of the above
✅ Correct Answer: 340 meters per second