If a skateboarder lands on the ground after 3 seconds with a

Last updated: 7/9/2022

If a skateboarder lands on the ground after 3 seconds with a final velocity of -4.5 m/s, what is the skateboarder's initialvelocity? The initial velocity cannot be determined from what is given. -9.8 m/s² -33.9 m/s 24.9 m/s