Monday, January 25, 2010

Sink or Float Experiment Activities (cont.)

Part III: Float a Penny

Test how many pennies can be placed on an index card
before it sinks.

Do the same with a popsicle stick.

See how many rocks/pennies can be placed on a piece
of bark before it sinks or tips over.

Part IV: Float AND Sink

Try to make the following items float. Then try to make
that same object sink. Do not place anything on it. Try:

aluminium foil
a plastic container
a metal plate
a sponge or rag

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