Osmosis- Dennis the Menace - 0 views
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C. Keith Claassen on 30 Jun 12I used this clip in my lesson plan for semi-permeable membranes as "motivation" for sparking interest in the subject. The main question: What happens to your fingertips when you've had them under the water for too long? Why? This can lead into conversation at the molecular level (i.e. osmosis).