jump a skier leaves at 15.0 m/s at angle q. With what speed is he traveling at his maximum height of 4.50 m above the level of the end of the jump? (ignore air friction) a. 12.2 m/s b. 16.3 m/s c. 17.4 m/s

5. A golf ball is hit from a 20m high cliff with a velocity of 22.7m/s at 27.2° above the horizontal. Neglect air friction. Calculate the ball's maximum height above the cliff and the horizontal distance traveled at the time the ball reached its maximum height.

On planet #3, you fire a projectile horizontally from the edge of a vertical cliff 69.9 m above the ground, with an initial speed of 59.8 m/s. The projectile lands 67.2 m away from the base of the cliff. What is the value of g for planet #3?   a. 183.63 m/s^2   b. 110.71 m/s^2   c. 55.35 m/s^2   d. 49.18 m/s^2 2.  On planet #4, you fire a projectile from the ground at an initial speed of 20.0 m/s at an angle of 43.1 degrees above the horizontal. The projectile lands 78.7 m away from the launch point. What is the value of g for planet #4?   a. 3.5 m/s^2   b. 309.0 m/s^2   c. 211.6 m/s^2   d. 5.1 m/s^2

7. At t = 0, a particle leaves the origin with avelocity of u 9.0m/s j the xy plane with an acceleration of a 2.0i- 4.0j m/s2. At the instant the x coordinate of the particle is 15 m, what is the speed of the particle? A. 10 m/s B. 16 m/s C. 12 m/s D. 14 m/s E. 26 m/s maximum height above ch se, 2019. Departme