Add to order
PURPOSE: To demonstrate refraction.
DESCRIPTION: The rod, inserted into the water tank and viewed from an angle, shows a discontinuity at the surface of the water. Insert the other end of the rod at an angle into the water; the rod looks bent when viewed at an angle.
SUGGESTIONS: See Question of the Week #288 for information on using this demonstration to enhance class involvement.
REFERENCES: Available. (PIRA 6A42.45)
EQUIPMENT: Plastic water tank with mounted stick.
SETUP TIME: 10 minutes.
