Answer:
I am heavy forward but backward I'm not.
I suck.
I run smoother than any rhyme I love to fall but cannot climb.
First you see me in the grass dressed in yellow gay; next I am in dainty white, then I fly away. What am I?
Born in the ocean and white as snow. When I fall back to water, I disappear without a trace. What am I?
I flow from the Homerβs mouth when he sees doughnuts.