Contents
Cal Poly Pomona
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Physics Demonstrations at Cal Poly Pomona

Demo Index:
    EM-A-SB
Pira Index:
    5A 40.20
Title:
    SODA BOTTLE ELECTROSTATIC TWIST
Description:
    Demonstrates repulsion and attraction of positive and negative electrostatic charges
Equipment:
    1. Soda Bottle without label
    2. Empty Soda Can
    3. Aluminum covered soda bottle
    4. Watch glass and special balancing soda bottle
    5. Wooden block 2x4
    6. PVC and Acrylic rods w/ paper towel
Procedure:
    1. Place watch glass on top of block.
    2. Rub and place balancing soda bottle on watch glass.
    3. Rub PVC or Acrylic Rod and bring near soda bottle.
    4. Use charged rods or charged soda bottles to attract soda can.

    Does it repel or attract?