Answer:
Although my cow is dead, I still beat her. What a racket she makes!
I'm sometimes white and always wrong. I can break a heart and hurt the strong. I can build love or tear it down. I can make a smile or bring a frown.
I am a box that holds keys without locks, yet they can unlock your soul.
What do you fill with empty hands?
When the son of the water returns to the parent, it dies. What is it?
I am a band that does not perform, sing, or act. What am I?