Answer: All car engines need to run at a minimum temperature or excess engine wear and poor fuel economy will result. In tropical climates where in hot weather people remove the thermostat to improve their chances of not overheating Instead they would be better to use a 160o F thermostat and maintain the minimum good temperature for the life and service of the engine.
Answer: Check your State Laws for legalities (my guess is NO!), but I can tell you from experience that leaving them alone for four hours will end with one being arrested and sent off to a juvenile bootcamp. They know just enough to get themselves in trouble and will lie at the gates of Heaven.
Answer: If you are asking what planet has the least days in a full trip around the sun, it would be the planet Mercury, the moon has the least days in a trip with 29, however it is not counted as a planet.
Hanukkah starts on the Hebrew calendar date of 25 Kislev, and lasts for eight days. Here are the coinciding secular dates for the upcoming years: 2011: December 20-28 2012: December 8-16 2013: November 27-December 5 2014: December 16-24 2015: December 6-14