Answer:
I tremble at each breath of air, and yet can heaviest burdens bear.
I have split the one into five. I am the circle that few will spy. I am the path that breaks and gives. I am the bow no man may bend.
What turns from red to black as soon as it touches water?
I'm a type of pizza that is folded in half before cooking to contain a filling
Autumn leaves and bad bowlers wreak havoc on this
I repeat only the last word you say. The more I repeat, the softer I got. I cannot be seen but can be heard. What am I?