Electricity generally refers to the presence of electric charge. In science, electricity can mean an electric charge, current or field. Not until the 19th century did society have the capacity and knowledge to harness the power to apply it for residential and industrial use. Developments through Tesla, Edison and Bell created modern electrical engineering that fueled the drive into the second industrial revolution. We use electricity to power our cities, homes and also computers. Take a look at a light bulb and think about how different your world would be without light, and that is the importance of electricity. These videos below teach you more about electricity.
Videos
Basics explaining short circuits, amperes and voltage.
Describing the movement of electrons through static electricity and lightning.
Zinc and copper plus a lemon can create a battery!
Funny cartoon teaches kids how to cut back on electricity usage.
The Rockbots tell you about magnets, electric charges and Ben Franklin.
