PIRA: 6A10.00 


 Lab Equipment  Directions
  1.  bottle on a rod and mirror apparatus
  2. rotating platform
  1.  Set the apparatus with the mirror facing the students. They see what appears to be a 2 liter bottle on a rod.
  2. Turn the apparatus to the side so that they can see that its actually a separated top and bottom of a bottle with the top as far behind the mirror as the bottom is in front.