Comprehension and additional task exercises pages 184 and 185 from Next Page Science KS3 Complete. Accompanying PowerPoint and word searches available for free from the website.
This exercise covers:
• It is only the electrons that can move between objects and this effect can be increase using friction
• Objects that gain electrons become negative and objects that lose electrons become positive
• A step-by-step description of picking up a piece of paper after rubbing a ruler with a cloth
• How charge distribution changes when a charged object is brought near to an uncharged (neutral) object: picking up paper and sticking a balloon to the wall
• Getting a shock from a charged car explained
• The Van de Graaff generator causing hair to stand up
• Practise explaining the picking up of neutral objects with charged objects
• A gap filling exercise on explaining how an electrostatic air cleaner works
• Amazing WHAT? facts
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