Answer:
I am your most powerful weapon; I come before your eyes. I help you seek the truth, yet I often give you lies. What am I?
The Titanic is still here. What am I?
What is the difference between a poorly dressed man on a bike, and a well-dressed man on a unicycle?
I am the type of room you cannot enter or leave. Raise from the ground below I could be poisonous or a delicious treat.
I'm written with two letters, said with one and seen with two. What am I?
What made Cyclops quit teaching?