早教吧 育儿知识 作业答案 考试题库 百科 知识分享

冰上放物质为什么会使冰融化Awirewithweightsattachedtoeachendisplacedacrossablockofice.Thewiremaypassthroughtheicewithoutcuttingit.Investigatethephenomenon.

题目详情
冰上放物质为什么会使冰融化
A wire with weights attached to each end is placed across a block of ice.The wire may pass through the ice without cutting it.Investigate the phenomenon.
▼优质解答
答案和解析
若物质温度比冰高,此时物质与冰就会发生热传递.热传递指:不同温度的物质,温度高的自动向温度低的传递热量.
看了 冰上放物质为什么会使冰融化A...的网友还看了以下: