Answer:
What tree that definitely grows does not have a shadow and does not grow fruit?
If you break me, I do not stop working. If you touch me, I may be snared. If you lose me, nothing will matter.
What can be measured but not seen?
A caribbean shape that makes ships disappear
What's black when you get it, red when you use it, and white when you're all through with it?
Why was the cook arrested?