Best easy riddles

"Welcome back to the show. Before the break, Mr Ixolite here made it to our grand finale! How do you feel Mr.Ix?" "Nervous." "Okay, now to win the star prize of one million pounds all you have to do is answer the following question in 90 seconds." "Okay, I'm ready." "Right. In 90 seconds name 100 words that do NOT contain the letter 'A'. Start the clock!" Can you help?

What is harder to catch the faster you run?

If I drink, I die. If i eat, I am fine. What am I?

Armored but not a knight, snapping but not a twig, and always at home, even on the move. What am I?

I never ask questions, but always answered. What am I?

What is as big as you are and yet does not weigh anything?

I go around in circles, but always go straight ahead. I never ever complain, no matter where I am lead

Tall I am young, short I am old. While with life I glow, wind is my foe. What am I?

It is a city that has no people! What is that?

You are standing next to three switches. You know these switches belong to three bulbs in a room behind a closed door – the door is tight closed, and heavy which means that it's absolutely impossible to see if any bulb is on or not. All three switches are now in position off. You can do whatever you want with the switches and when you are finished you open the door and go into the room. While in there you have to tell which switch belongs to which bulb. How will you do that?