The initial velocity is the speed at which the object is launched, while the launch angle is the angle at which it is launched relative to the horizontal. By using these equations, you can predict the...The initial velocity is the speed at which the object is launched, while the launch angle is the angle at which it is launched relative to the horizontal. By using these equations, you can predict the maximum height reached by the object, the time it takes to reach the maximum height, the total time of flight, the range of the object, and the final velocity of the object when it hits the ground.