Answer:
When you stop and look, you can always see me. If you try to touch, you cannot feel me. I cannot move, but as you near me, I will move away from you.
What kind of table has no legs?
Take one out and scratch my head, I am now black but once was red.
Different lights do make me strange, thus into different sizes I will change.
What do you use to hoe a row, slay a foe, and wring with woe?
What language does a billboard speak?