Why is it that raindrops, but snowfalls?

This is just one of the questions I have been pondering lately. Here are some more:

If God dropped acid, would he see people?
If all the nations in the world are in debt, where did all the money go?
If work is so terrific, how come they have to pay you to do it?
If the number 2 pencil is the most popular, why is it still number 2?
If you ate pasta and anti-pasta, would you still be hungry?
If you try to fail, and succeed, which have you done?
If you were going to shoot a mime, would you use a silencer?
Could it be that all those trick-or-treaters wearing sheets are dressing up as mattresses?
If a man is standing in the middle of the forest speaking and there is no woman around to hear him, is he still wrong?
Is there another word for synonym?
Isn't it a bit unnerving that doctors call what they do "practice?"
If you choke a Smurf, what color will it turn?
Why doesn't Tarzan have a beard?
If swimming's such good exercise, how come whales are so fat?
How do Keep Off The Grass signs get there?
If a person told you they were a pathological liar, would you believe them?
Can you learn to read from a "Reading for Dummies" book?
If someone gives you a penny for your thoughts, and you put your two cents in, where does the other penny go? Do you get change?
If pro is the opposite of con, and progress is moving forward, what is congress?
Why don't you ever see the headline "Psychic Wins Lottery"?
Why is "abbreviated" such a long word?
Why is lemon juice made with artificial flavor and dishwashing liquid made with real lemons?
Why is the man who invests all your money called a broker?
Why is the time of day with the slowest traffic called rush hour?
Why didn't Noah swat those two mosquitoes?
Why do they sterilize the needle for lethal injections?
Why are they called apartments when they are all stuck together?
Why can't women put on mascara with their mouth closed?
Why do people with closed minds always open their mouths?
If Jimmy cracks corn, and no one cares, why is there a song about it?