Logic Riddles

Question: What word doesn't belong in this group? That, hat, what, mat, cat, sat, pat, or chat?

Question: There are 4 light bulbs in a room and 4 switches corresponding to these four light bulbs (in a random order). You cannot see the light bulbs from where the switches are.

If you can only visit the room with the light bulbs once, how can you figure out which switch belongs to which light bulb?

Question: Does an ounce of gold or an ounce of feathers weight more?

Question: You are running in a 400 meter race and you overtake the last person, what place are you now in?

Question: A pet shop owner had a parrot with a sign on its cage that said "Parrot repeats everything it hears." A young man bought the parrot and for two weeks he spoke to it but it didn't say a word. He tried to return the parrot but the shopkeeper said he never lied.

How can this be?