Reflection and ily together against dark bottom. Reflection and fly together on light bottom. 



. 



Reflection and fly near light bottom. Reflection and fly near light bottom. 



Reflection and fly apart, light bottom. Reflection and fly apart, dark bottom. 



FIG. 34. ALUMINUM FOIL SHOWING REFLECTION, AGAINST DARK AND 

 LIGHT BOTTOM, REFLECTED ON THE SURFACE 



