## idku one year ago Can someone explain why .... (Physics)

1. idku

A girl stands on a moving sidewalk (conveyor belt) that is moving to the right at a speed of $$\color{black}{\rm 2 m/s}$$ relative to the ground. $$\tiny~$$A dog runs on the belt toward the girl at a speed of $$\color{black}{\rm 8 m/s}$$ relative to the belt. |dw:1441815453624:dw| $$\rm What~is~the ~speed ~of ~the ~dog ~relative ~to ~the ~ground?$$

2. idku

Oh, nvm got it...