Good Riddles

Question: A woman shoots her husband. Then she holds him under water for over 5 minutes. Finally, she hangs him. But 5 minutes later they both go out together and enjoy a wonderful dinner together. How can this be?

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

What am i?

Question: A thousand wheels, but move I do not.
Call me what I am, call me a lot.

What am I?

Question: A man challenges the greatest chess player in the world to two games of chess. He guarantees that he will win or tie at least one of the games for sure. To be even more cocky, the man says he will play both games at the same time.

How does he guarantee he wins or ties at least one game?

Question: A man has 3 children and half of them are girls, how is this possible?