~BRAIN TEASER~ part 1

~BRAIN TEASER~ I know 95% will fail this: an electric train moving at the speed of 10 kilometres per minute east, and the wind is coming from the west.... Where is the smoke from the train going to? .'.'.'.'.'.'.'.'.'.'.'.'.'.'.'.'.'.'.'

In air

Electric train have smoke

In univrs

Power never gv's smoke coz it's electric engine

Electric train