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1R 10.10 - Hooke's Law
Demonstrates: The determination of a spring constant.
Description: A spring is stretched out as masses are added. The amount of stretch is measured against a 2 meter stick and shown to be a constant value each time the same amount of mass is added.
1R 50.20 - Molecular Models
Demonstrates: The structure of an atom.
Description: An enlarged view of a molecule to show how it is arranged.
1R 50.60 - Density Blocks
Demonstrates: Difference in density with volume constant.
Description: Six blocks made of various materials but of equal volume.