Thread:Z the Galaxy/@comment-38197001-20190330024108

Me is bored, and me saw you like riddles, so here:

You measure my life in hours and I serve you by expiring. I’m quick when I’m thin and slow when I’m fat. The wind is my enemy. What am I?

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