Comprehension and additional task exercises pages 184 and 185 from Next Page Science. Suitable for 6th to 9th grade US. Accompanying PowerPoint, word searches and answers available for free from www.nextpagescience.com.

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