Q. I speak without a mouth and hear without ears. I have no body, but I come alive with wind. What am I?

A. An Echo

Q. I have cities, but no houses, I have mountains, but no trees, I have water, but no fish. What am I?

A. A map

Q. What english word has three consecutive double letters?

A. Bookkeeper

Q. I come from a mine and always get surrounded by wood. Everyone uses me. What am I?

A. Pencil lead

Q. What disappears as soon as you say its name?

A. Silence 

Credits:

https://www.rd.com/list/challenging-riddles/