Energy Bar Graphs Qualitative Examples A ball rolls down the hill. Initial Energy Flow Diagram Final Ek Eg Ee Ek Eg Ee Ediss System Ball, Hill, Earth Friction ? System Ball, Hill, Earth Friction yes System Ball, Hill Friction ? System Ball, Friction ? System Friction ? Since the system is isolated (no external forces), energy is conserved.
Energy Bar Graphs Qualitative Examples Consider a Spring stretched to the right from a rest position. Initial Energy Flow Diagram Final Ek Eg Ee Ek Eg Ee Ediss System Spring, Wall, Earth System System Spring System Spring, Wall
Energy Bar Graphs Qualitative Examples A box is lowered. Initial Energy Flow Diagram Final Ek Eg Ee Ek Eg Ee Ediss System Box, Pulley, Earth System Box, Pulley System System Box,