Answer:
What color can you eat?
Part carbon, part water, I am poison to the fishes. Many falsely claim my name, I am the pause that refreshes. What am I?
Only one color, but not one size. Stuck at the bottom, yet easily flies. Present in sun, but not in rain; doing no harm, and feeling no pain. What am I?
I am pinched by grandmas
You heard me before and then again. Afterward I die, until you call me again. What am I?
What is lighter than what it is made of?