Answer:
What weaves webs as they grow?
What can be heard and caught but never seen?
As beautiful as the setting sun, as delicate as the morning dew. An angel's dusting from the stars. That can turn the Earth into a frosted moon.
What can you catch but not throw?
What looks back but cannot see?
You use it between your head and your toes, the more it works the thinner it grows.