I think negative rod likes to repel electron in the right side of the sphere. Therefore the right side is positive and left side negative. Now when connecting positive side to the ground... it is created large space rod to repel extra electron to the ground.

I think a negative rod likes to repel electrons on the right side of the sphere. Therefore the right side is positive and left side negative. Now when connecting the positive side to the ground... it is created large space rod to repel extra electron to the ground.

I think negative rod like repel electron in right side of sphere. therefor right side be positive and left side negative. now when connect positive side to ground. It is created large space to rod repel extra electron to ground. correct?

I think negative rod likes to repel electron in the right side of the sphere. Therefore the right side is positive and left side negative. Now when connecting positive side to the ground... it is created large space rod to repel extra electron to the ground.