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Exploratorium
Exploratorium: Science Snacks: Condiment Diver
Use a condiment packet as a Cartesian diver to show how pressure changes cause the "diver" to float, sink or hover.
Science and Mathematics Initiative for Learning Enhancement (SMILE)
Smile: Density in Relation to Float and Sink
Students find the densities of objects based on sinking or floating in this activity that demonstrates Archimedes Principle.