A Complete Collection of 100000 Whys
Fav十万个为什么
为什么在冬天铁能粘手？
冬天铁能粘手，主要是因为铁的良好导热性、手与铁接触面的紧密贴合以及金属表面的冷凝现象。
1、铁的良好导热性：铁是一种良好的导热材料，它能迅速把手上的热量导走，使手部温度降低。
2、手与铁接触面的紧密贴合：当手与铁接触时，接触面的紧密贴合使得手上的水分与铁表面形成一层薄薄的水膜，这层水膜在低温下会迅速降温并凝固，使手与铁粘在一起。
3、金属表面的冷凝现象：冬天气温低，铁表面温度也很低，当手上的汗液或水分接触到铁表面时，会迅速冷凝并结冰，造成手与铁粘在一起的现象。
总结：冬天铁能粘手，主要是因为铁的良好导热性、手与铁接触面的紧密贴合以及金属表面的冷凝现象。
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