Answer:
It is weightless, you can see it. If you put it in a barrel it will make it lighter?
What flies around all day but never goes anywhere?
Sometimes black, sometimes white, I have veins but no blood
There are several different kinds, but the one you pick doesn't do its job. What is it?
We hurt without moving. We poison without touching. We bear the truth and the lies. We are not to be judged by our size.What are we?
When is it bad luck to see a black cat?