( Kelly of the Clue Crew delivers the clue from a science lab. ) The heat from the lamp causes the snake to dance, as hot air is less this five-letter term than cold air and therefore rises and spins the snake
The heat from the 
lamp causes the snake to dance, as hot air is less this five-letter term than cold air 
and therefore rises and spins the snake, dense, 200, July 12, 2007.