Good Riddles

Question: I sit high glowing and watch the world go by, without me everything would seem dull and dangerous. What am i?

Question: You see me roll everday.

Question: An archaeologist is searching some caves and discovers two frozen people that have somehow remained completely intact. He immediately recognizes them and knows that they are Adam and Eve, the first two people.

How did he know this?

Question: A mother is 21 years older than her child. In 6 years the mother will be 5 times older than her baby.

Where is the father?

Question: I can be sun,
I can be sand,
and I can be bird.

What am i?