New vehicles sold like gangbusters last month, with several brands setting all-time records for November. Most major companies, from Toyota to Chrysler, posted impressive increases from a year earlier. Only General Motors was left struggling to explain its 3 percent sales gain and large inventory of unsold trucks.
Q: Why do some vegetables, such as cooked diced carrots, spark when I reheat them in the microwave?A: Microwaves work by sending out electromagnetic waves that vibrate the water, fat and sugar molecules in food, creating heat. The microwave generates an electric field, but the intensity of the electricity varies throughout the microwave. When you cut a carrot into small pieces and heat them in… ... more