Friction: Applications of Newton's Laws
Angle of Repose
PIRA Class: 1K20.35
Purpose
Note the change in force required to pull on a block of wood
as the 'angle of pull' varies.
Description
An incline plane is lifted until a block begins to slide.
VARIATION: Use a kitchen spring scale to measure the
component of the gravitational force on the block along the direction of the ramp
Equipment
Friction Block (Dynamic track accessories) or Pet Rock,
Spring Scale or kitchen scale
Support Equipment
Dynamics Track or long ramp Masses