Unity Who rummages, why I put speed.x then it goes like z although right now it costs y, but it goe

What do you mean by the word things?
objects or what?

The fact is that when I put rb.velocity.y I have a player with x coordinate, everyone has it, but I can’t understand why, and when I use rb.velocity.y and rb.velocity.x then everything is fine y == y coordinate x == x coordinate

and don’t forget that I have 2D