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What is a lightning? where does the thunder come from? what is an electric charge or discharge? what is electricity and how did it come to be a part of our everyday life? what does it mean when we hear about electric or magnetic field?
These are the topics that knowing about them will both help us understand our surrounding better and of course pass the FE exam as well!
This general subject has several subcategories that needs to be elaborated some more in order to answer the related questions:
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