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Material Matters – Quiz

Girls Studying
Wool Experiment
The three stages of the experimentTesting Insulation Properties of Natural Wool
Half fill a drink can with hot but not boiling water.
Put the can into a container or card cylinder.
Use a thermometer to test the temperature of the water at intervals over the course of an hour.
Pack the cylinder with natural wool.
Repeat the test making sure the temperature of the water is the same at the start.

Compare the two results.