Answer:
A red drum which sounds without being touched, and grows silent, when it is touched.
They're up near the sky, on something very tall. Sometimes they die, only then do they fall.
Different lights do make me strange, thus into different sizes I will change
Looks like water, but it's heat. Sits on sand, lays on concrete. A play on the eyes, but it's all lies.
I have a neck but no head. I have a body but no arm. I have a bottom but no leg.
What covers its face with its hands, speaks no language, yet most known what it's saying?