Friction Block and Surface Set
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Product Number: SB40933M Price: $10.95 |
PRODUCT DETAILS
Introduce the concept that friction depends on the nature and smoothness of materials. Kit consists of three wooden blocks measuring approximately 3-15/16" L x 2-3/4" W with hooks. The first block has a highly polished side, the second has a sandpaper side, and the third has an aluminum side. Complete with polished wooden base measuring 14" L x 2-3/4" W.
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