Answer:
I can move even when you are still. I can be one or many.
What goes in the water red, and comes out black?
What is full of holes, but can still hold a lot of water?
Although my cow is dead, I still beat her. What a racket she makes!
When can someone truthfully tell someone βwell doneβ but think they did a bad job?
People take me on walks and I run and have fun. What am I?