Logic Riddles

Question: Waking up I see a smile as warm as fire. Sleeping I see a gaze as cold as ice.

Question: Which triangle will have a larger perimeter : 3,4,5 or 3,4,7 ?

Question: What gets broken without being held?

Question: What is 5,000 years old and still turning?

Question: There are two cars. The suburban is going 50 mph, and the mini van is going 30 mph. Although, the minivan passes the suburban and both cars are still going the same speed that they started at. How?