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?
What force and strength cannot get through I with my unique teeth can do.
What is the saddest fruit?
What do you call a bear with no teeth?
Why are there no living cats on Mars?
It flows out of the soil, It burns you if it boils, And holds us in its coils, More valuable than gold, As black as it is old.