2. (In class Example)A twirler throws a baton with an initial upward velocity of 20 m/s and initial height of 4 m
a. Calculate its height after 2 sec.
b. When will it be 19 m above the ground?
c. When will the baton be back to the twirler's level?
d. When will it be at the max height? What is that height?
e. Sketch a graph of the situation plotting all of the points
that you found in parts A b c and D