Answers

2016-03-23T20:21:57+05:30
The answer-

because the speed of light is faster then the smell........
0
2016-03-23T20:44:12+05:30
When we open the gas tap.. we hear the sound first because the particles takes much time to fill the spaces between the air particles...where as the sound propagate much faster due to its faster speed...that's why we hear the sound of gas leaking first.
0
hope it helped please mark it as brainliest. ..