1. In the absence of air drag, why doesn’t the horizontal component of the ball’s motion change while the vertical component does change? 2. At what point in its trajectory does a batted baseball have...

1. In the absence of air drag, why doesn’t the horizontal component of the ball’s motion change while the vertical component does change?

2. At what point in its trajectory does a batted baseball have its minimum speed? If air drag can be neglected, how does this compare with the horizontal component of its velocity at other points?