1. More about electricity an electronics Unit 6 continuation

2. ALTERNATING AND DIRECT CURRENT: AC DC

3. DIRECT CURRENT It’s the type of current, we get from batteries. IT’ S ALWAYS THE SAME

4. ALTERNATING CURRENT IMAGINE A BATTERY CHANGE BETWEEN THE POSITIVE TERMINAL AND THE NEGATIVE. ALTERNATING CURRENT is the type of current we get from a plug or the main supply. WE DON’T GET ALWAYS THE SAME VALUE, BECAUSE ELECTRONS CHANGE THE SENSE OF THEIR DIRECTION. THEY CHANGE IT 50 TIMES A SECOND.

6. ELECTRIC ENERGY

11. ELECTRIC POWER

15. ELECTRONIC COMPONENTS