Answer:
My second is performed by my first. A thief by the marks of my whole might be caught. What am I?
Lives in winter, dies in summer, and grows with its roots upward. What is it?
What invention lets you look right through a wall?
I am a shimmering field that reaches far. Yet I have no tracks and am crossed without paths. What am I?
I am a nut with a hole. What am I?
If I say "everything I tell you is a lie", am I telling you the truth or a lie?