Good Riddles

Question: I am a small room,
but no life lives inside,
no matter what weather looms,
very cold my residents reside.
What am I?

Question: A truck driver is going opposite traffic on a one-way street. A police officer sees him but doesn't stop him.Why didn't the police officer stop him?

Question: You throw away the outside, eat the inside, and throw away the inside.

Question: How can you flip the shape upside down by moving only two of the sticks?

Question: After looking for his long lost brother that he has never met before, Justin is able to learn his brother's home address and name. When he shows up at his house he finds a fireman, a police man, and a mechanic watching television. He immediately hugs his brother.

How does he know which one is his brother?