Sinking Water

 What you need:
• Transparent two cup measure (such as Pyrex)
• Drinking cup or glass
• Salt
• Food coloring
• Tap water

What you do:
• Fill the two cup measure to about 1 1/2 cups full.
• Fill the ordinary cucp to about 1/2 full and add salt to the water until no more will dissolve, then add food coloring
• Slowly and carefully pour a small amount of the colored salty water into the ordinary tap water. (Don’t splash.)
• Observe for a minute ot two what happens to the colored salty water.

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Comments

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  3. Burt Oliveri says:

    Thank you

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