Answer:
I have a ring, but no hands. I used to be plugged into the wall but now I follow you every where. What am I?
My second is performed by my first, and it is thought a thief by the marks of my whole might be caught.
Small, containing light, You'll need it in the dark, It will provide that spark, and shine into the night. Will light up any pyre, 'Cause it can help make a fire.
What can be measured but has no length, width or height?
Which is the oldest tree?
It is something you will never see again.