Answer:
I bring light to a dark world. In a current I travel and through tunnels I am hurled. Touch me and I'll kill you. What am I?
In spring, I am gay in handsome array. In summer, more clothing I wear. When colder it grows, I fling off my clothes. In winter, quite naked appear. What am I?
What word becomes shorter when you add two letters to it?
I have a small hill with seven holes.
What is it that after you take away the whole some still remains?
What language does a billboard speak?