In a Room Where G = 9

Multiple Choice

In a room where g = 9.81 m/s²,a hockey puck slides off the edge of a platform with an initial velocity of 28.0 m/s horizontally.The height of the platform above the ground is 2.00 m.What is the speed of the puck just before it hits the ground? Ignore air.

A) 48.2 m/s
B) 28.7 m/s
C) 28.0 m/s
D) 26.3 m/s
E) 6.26 m/s