Friction Block and Surface Set
SKU/Product Number
SB40933
In Stock
$15.95
Introduce the concept that friction depends on the nature and smoothness of materials. Kit consists of three wooden blocks measuring approximately 3-15/16 in. L x 2-3/4 in. 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 in. L x 2-3/4 in. W.
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