Two dry sheets of paper do not stick together when they touch. Will the sheets of paper stick
| September 16, 2021 | education
Two dry sheets of paper do not stick together when they touch. Will the sheets of paper stick off if both sheets are moistened with water?
Wetted sheets of paper stick together because they lose their density. Water molecules in them can approach each other, an attraction force arises, including on the surface of the paper. In dry paper, molecules cannot approach, and there is no attraction force.
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