Answer:
My life can be measured in hours. I serve by being devoured. Thin, I am quick. Fat, I am slow. Wind is my foe.
You use a knife to slice my head. And weep beside me when I am dead.
I'm flat. You use me everyday. You need me to live. But you give me away everyday. I'm coloured and I have a founding father on me. What am I?
This thing all things devours: Birds, beasts, trees, flowers; Gnaws iron, bites steel; Grinds hard stones to meal; Slays king, ruins town, And beats high mountains down.
What word is a plural, but when you add an "S" to the end, it becomes singular?
The sun bakes them, The hand breaks them, The foot treads on them, And the mouth tastes them. What are they?