Recent content by kimberlyphys

  1. K

    Mechanical Energy Staircase Problem

    I'm still about confused as to how I would calculate this!
  2. K

    Mechanical Energy Staircase Problem

    Well, I suppose her potential energy has increased, and the work would be the change in the total amount of energy? Thank you.
  3. K

    Mechanical Energy Staircase Problem

    Homework Statement Problem 1: A standard-sized and typically able college-age human walks into a building for an appointment on the 10th story. The elevator is broken. She walks up the 9 stories. Roughly speaking: (a) How much mechanical energy does she need to expend to climb those 9...