on closing the jaws of a vernier callipers zero of the vernier scale is on the right side to its main scale such that the 4th divisions of its vernier scale concides with one of the mian scale find its error and zero correction​

An atom's smaller negative particles are at a distance from the central positive particles, so the negative particles are easier to move. 

Perhaps seek some professional ? it isn't very asking some children who are just trying to find out answers to homework.also, it seems professional would actually be good to you. obviously it isn't going to magically fix your depression, but it'll do something. drugs, smoking weed, it won't do much, especially if your husband is against it. if you do it he'll dislike it. but talk to him, try and get him to listen to you, and figure everything out together, okay? there's a website- maybe it can offer some ?