Jorge's momentum given his mass and the velocity while skateboarding is 135kg-m/s north.
Momentum can be described as the impetus that is gained by an object that is motion. Momentum is velocity multiplied by mass. When put simply, momentum can be described as mass in motion. Thus, when an object is moving, it has momentum.
Momentum velocity x mass
45 x 3 = 135kg-m/s north.
To learn more about momentum, please check: https://brainly.com/question/24030570