Students determine which factor effects the period of a pendulum. 18 Friction 1. Students determine the friction of 3 different surfaces. Students determine the friction of string, fishing line, and wire using a baloon jet . Percent 19 Work and Power 1.
Students calculate the power they use in watts to run up stairs.
Force x Distance 2. Students determine the mechanical advantage of 4 pulley set-ups. The Inclined Plane 1. Students determine the forece saved and mechanical advantage of 4 inclined planes. Students determine the M.A. of levers.