Mechanics > Newton's Laws > Applications > Friction
DCS# 1K20.25
PHONE BOOK PULL
APPARATUS
two interleaved phone books with clamps
202-13-B-1
rope
202-04-E1
or hook, weight hangers and weights
202-04-E
DESCRIPTION
The pages of the two phone books are interleaved. Hang weights from the clamp or tie ropes to them and have students try to pull them apart. The phone book will rip before the pages will slide past each other.
