# #

is on a skateboard and has an initial velocity of ( $$m/s$$) $$\hat{\imath}$$ relative to who is at rest with respect to the earth. Just as they are gliding past , throws a ball in the positive $$x$$-direction from a height of m. According to , the ball has an initial velocity of ( $$m/s$$) $$\hat{\imath}$$.

## Part 1#

What is the initial velocity of the ball according to ?

Please enter in a numeric value in .

## Part 2#

How long is the ball in the air?

Please enter in a numeric value in .

## Part 3#

Relative to , where does the ball land?