# Hockey puck

A hockey puck slides off the edge of a table with an initial velocity of 20 m/s. The height of the table above the ground is 2.0 m. What is the acceleration of the puck just before it touches the ground?

20 m/

4.9 m/

19.6 m/

9.8 m/

A hockey puck slides off the edge of a table with an initial velocity of 20 m/s. The height of the table above the ground is 2.0 m. What is the magnitude of the velocity of the puck just before it touches the ground?

21 m/s

22 m/s

24 m/s

25 m/s