Electronics are used everywhere these days. Of course, we see them in TV’s and stereos, computers, cell phones and iPods. But they’re also a part of car keys and even mailing labels on boxes.


They’re used to explore the surface of mars in space probes and give sight to blind people. All these things use transistors, resistors, chips and more – just what we’ll be talking about in this unit. So, let’s get started.


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