2. Electricity

3. What Is Electricity? A form of energy made up of charges that can produce light, heat, or motion

4. Kinds of Electricity Static An electric charge that collects or builds up on the surface of an object Examples –Shocking –Lightening Current The flow of electric charges carried through a material such as wire or other conductors Examples –Power lines –Computers –Appliances

5. Conductors and Insulators Conductors Any material that allows electric charges to move through it Examples: –Metals (esp. copper) –Your body –Electric wires Insulators Materials that do not allow electric charges to flow freely through them Examples: –Wood –Glass –Rubber

28. Lightning kills more than 60 people injures more than 400 people a year in the US one mile every five seconds about 50,000 F

29. Limit Exposure

30. Do Now Write a paragraph about the cartoon. Tell what he is trying to do. Will it work and why? What do you think will happen? Use the following words, static electricity, lightning, electrons, positive and negative charges.

33. Electricity Know what it is Know the different kinds Know about the different kinds of circuits Know about conductors and insulators

34. The End