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Centering a Cork Materials


Product Description

A budget-friendly lab that shows that water molecules are bipolar. A floating cork cannot stay centered in the glass of water until the water level rises and starts to bulge over the rim. Illustrates cohesion of water molecules and surface tension.

Demo Pack includes: 1 4-oz portion cup, 1 eyedropper, 1 box paperclips, 1 cork.

Study Group Pack includes: 4 4-oz portion cups, 4 eyedroppers, 4 boxes paperclips, 4 corks.

Classroom Pack includes: 10 4-oz portion cups, 10 eyedroppers, 10 boxes paperclips, 10 corks

Find the Lesson Plan Here

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