Recent content by kcmccraw

yeaaaa it's 21! i got it right on the test a few days ago i had to guess though :( :D thanks.

Homework Statement A child on a playground swings through a total of 42 degrees. If the displacement is equal on each side of the equilibrium position, what is the amplitude of this vibration? (Disregard frictional forces acting on the swing) The Attempt at a Solution I know amplitude is the...