Two objects of mass 8 g and 5 g, respectively, move parallel to the x-axis, as shown. The 8 g object overtakes and collides with the 5 g object. Immediately after the collision, the y-component of the velocity of the 8 g object is 9 m/s upward. What is the y-component of the velocity ~v of the 5 g object immediately after the collision? 1. ~vy = 14.4 m/s upward 2. ~vy = 5.625 m/s downward 3. ~vy = 9 m/s upward 4. ~vy = 9 m/s downward 5. ~vy = 5.625 m/s upward 6. ~vy = 14.4 m/s downward

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