Answer:
Why did the computer keep sneezing?
I am mother and father, but never give birth or nurse. I'm rarely still, but I never wander. What am I?
I am a pretty one, fluttering in the pale blue sky. Delicate, fragile on the wing, indeed I am a pretty thing. What am I?
I am easy to waste and unstoppable
When you take away the whole from me there is always some left.
I go in hard, come out soft. Blow me hard and I'll make a pop. What am I?