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Article: Dive in!(insulation experiment)
- Article from:
- Science World
- Article date:
- November 14, 2005
CopyrightCOPYRIGHT 2005 Scholastic, Inc. This material is published under license from the publisher through the Gale Group, Farmington Hills, Michigan. All inquiries regarding rights should be directed to the Gale Group. (Hide copyright information)
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How do penguins and whales cope with the extreme cold in the icy Antarctic region? They have an adaptation (trait that helps an animal survive) called insulation. Try this experiment to find out how insulation works.
You Need:
3 resealable plastic bags (medium-size) * 2 trays of ice cubes * large bowl * cold water * thermometer * * feathers * masking tape * stopwatch * paper towels * 1 large can of vegetable shortening * pencil * paper * lab partner
* Look for feathers in a novelty store or a sewing supply store. Or use stuffing from an old pillow. If you can't find feathers, you may use cotton balls as a substitute.
To Do:
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