PIRA: 6A42.45

 

 Lab Equipment  Directions
  1.  Photocube container with water
  2. thick white ruler
  3. refraction cube
  1.  Place the ruler in the water and observe from various angles.
  2. Look straight into the dark hole in the cube. How many dark holes do you see? Look into the opposite cube point. How many dark holes do you see?

cp