What Am I Riddles

Question: A wise man once called me "the moist star", and in an infinite sea, I can be seen afar. I create motions in which you may ride on for sport, and am also used as a scientist's port. What am I?

Question: Wind and cord combine, buzzing in the box. In all this we find, though to some the use is lost. What am I?

Question: I was always in the beginning of time but faded as time passed by. When people use me in a sentence they never forget to use good grammar. When people play dice with me they never win against me but I hate gambling. When people find me they always get a heart of a lion. Who am I?

Question: what does not move outside (the surface)but moves inside ?

Question: Only one color, but not one size, Stuck at the bottom, yet easily flies, Present in sun, but not in rain, Doing no harm, and feeling no pain. What am I?