Clean riddles for teens with simple answers

I can only live where there is light, but I die if the light shines on me. What am I?

I have a bed but I do not sleep. I have a mouth but I don't eat. You hear me whisper, but I never talk. You can see me run, yet I never walk. What am I?

What room do ghosts avoid?

If a green man lives in a green house, a purple man lives in a purple house, a blue man lives in a blue house, a yellow man lives in a yellow house, a black man lives in a black house. Who lives in a White house?

Why is a river rich?

What man cannot live inside a house?

Never trust this fellow’s grin. His teeth are sharp and course, his blood’s as cold as icicles, and he’ll show no remorse! What is it?

If will follow you for 1000 miles but not miss home. It desires neither food nor flowers. It fears not water, fire, knives, nor soldiers. But it disappears when the sun sets behind the western mountains. Who Am I?

A mirror for the famous, but informative to all. I'll show you the world, but it may be a bit small. What am I?

What body part is pronounced as one letter but written with three, only two different letters are used?