来水吧，水吧，都来这里水啊

水水水水水水水水水水水水水水水

“有一只熊掉到一个陷阱里，陷阱深19.617米，下落时间正好2秒。求熊是什么颜色的？” 我知道，听完之后已经亮瞎你的狗眼。首先，根据题目算出g=9.8085，陷阱所在地的纬度大概是44度左右。南半球没有熊， 可以得知应该是北纬44度；其次，既然为熊设计地面陷阱， 一定是陆栖熊，而且大部分陆栖熊视力不好，所以容易掉入陷阱； 既然陷阱深19.617米，土质一定为冲击母质，这样才易于挖掘。 棕熊虽然有地理分布，但多为高海拔地区，价值没有黑熊高，而且一般的熊掌、熊胆均取自黑熊。又因为黑熊的地理分布与棕熊基本不重合，判定:该题的正确答案

水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验水经验