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Demonstrating Cohesion!
Materials
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Water
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Dropper
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Coin - a dime or a penny work great
Procedure
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Using your dropper, put a drop of water on the coin.
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Now drop another droplet of water on the coin and observe what happens to the two.
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See how many drops can you fit on the coin before the surface tension breaks!
This experiment is great for Beginner Explorers
and uses household items.
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