evelinruizd05
evelinruizd05 evelinruizd05
  • 15-02-2019
  • Physics
contestada

a child is sliding down a slide at the playgound. is mechanicalenergy conserved

Respuesta :

AL2006
AL2006 AL2006
  • 16-02-2019

No. Mechanical energy is not conserved.  There's quite a bit of friction on the slide.  So some of the potential energy is lost to heat on the way down, and the child arrives at the bottom with hot pants and less kinetic energy than you might expect.

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