A soccer ball is kicked upward with an initial vertical component of velocity is 15 m/s, and an initial horizontal component of velocity is 5 m/s.
a) What is the angle that the ball was kicked? b) Sketch the trajectory of
the soccer ball. c) Neglecting wind resistance how long will it take for the
ball to reach the top of it's trajectory. d) What is the instantaneous
velocity of the ball at 2 seconds. Round answers to nearest tenth.

You have two photos of a person walking. one shows the person at the corner of third and main streets, the other shows the person at the corner of tenth and main streets. there are lampposts at every corner in this town, and the first picture shows it to be 10: 32: 00 exactly. the second picture shows it to be 10: 49: 30. you know three facts: (1) all of the clocks are synchronized; (2) there are exactly 12 equal-sized blocks per kilometer in this town; and (3) the streets that cross main in this area are numbered consecutively, with no interruptions. what is the person’s average speed in kilometers per hour?