Riddle: i snap but i am not a twig .
ihave armor but i am not a knight.i have a mobile home but i dont live in a trailer park .
i am hard but soft at the same time i am sharp. like a teacher but i am stupid.
i am as fast as a rock rolling up a hill.
i am a lover staring at a rock but notin love.
i see air but i can not hear it.