The answer to last week’s challenge is, 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.

This week’s challenge is:

Q: 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. 

The answer along with a new challenge, next week.

Have an excellent weekend!