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Changing the Density of a Liquid: Adding Salt
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Learners see that a carrot slice sinks in fresh water and floats in saltwater.
Be a Plumber
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In this activity (located on page 6 of the PDF), learners explore the ways people access water in their homes.
Float Your Boat
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In this physics activity, learners will explore buoyancy.
Eyedropper Hydrometer: Buoy your understanding of density
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Build a hydrometer (measures the density of a liquid) using a pipet or eyedropper.
Water Ways
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In this activity (on page 2 of the PDF), learners explore surface tension by adding pennies to cups which are "full" of plain water or soapy water.