• Hold polythene rod and cloth next to up small pieces of paper one at a time, observe.
  • Now rub the rod with the cloth
  • Again hold close to small pieces of paper, observe.
  • Turn on a tap so a thin stream of water is flowing
  • Hold the rod about 1cm away from the water just below the nozzle, observe
  • Repeat with different material rods and cloths

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