An experiment is designed which consists of a tube mounted to the top of a 6 foot high desk. Ball #1 is shot through the tube and is shot...

An experiment is designed which consists of a tube mounted to the top of a 6 foot high desk. Ball #1 is shot through the tube and is shot horizontally off the edge of the desk. At the exact same time ball #1 clears the edge of the desk, ball #2 falls of the edge of the desk straight down. ball #1 velocity- 30ft/sec. Which ball will hit the ground first? How long odes it take each ball to hit the floor?