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Is water sticky? Try this to find out. On a smooth plastic or metal surface, pour out a puddle of water. Set an undented pan firmly in the puddle, making sure it is completely wet underneath. Now pull straight up on the pan. It will be hard to pull up. WHY? A principle called adhesion
Is a water sticky? Try this to find out. On a smooth plastic or metal surface, pour out a puddle of water. Set an undented pan firmly in the puddle, making sure it is completely wet underneath. Now pull straight up on the pan. It will be hard to pull up. WHY? A