If an electric train is traveling south, which way is the smoke blowing?

What belongs to you, but everyone uses it more than you do?

What is full of holes but still holds water?

What is actually at the end of every rainbow?

What 5-letter word becomes shorter when you add two letters to it?

What gets wetter the more it dries?

I am an odd number. Take away a letter and I become even. What number am I?

What can you catch but not throw?

I am taken from a mine and shut up in a wooden case, from which I am never released, and yet I am used by almost every person. What am I?

What can travel around the world while staying in a corner?

What can you break, even if you never pick it up or touch it?

What is so fragile that saying its name breaks it?

What word in the English language does the following: the first two letters signify a male, the first three letters signify a female, the first four signify a great man, while the entire word signifies a great woman?