Answer:
When it comes to me, you go on red and stops on green. What am I?
What gets whiter the dirtier it gets?
Iβm hard as a rock and as light as a feather. Iβm passed on to one another. Poor people need me and rich people have me.
I have a little pool with two layers of wall around it. One white and soft and the other dark and hard. Amidst a light brown grassy lawn with an outline of a green grass.
What runs around a soccer field, but doesnβt move?
Whoever made me don't want me. Whoever bought me don't need me. Whoever use me don't know me.