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1. for what purposes are electronic equipments used now? what d they help us to do? 2. industrial electronics plays an important role today, doesn't it? 3. what electronic equipments are usually found at home? what car you find at home? 4. what is the difference between electric and electronic devices? 5. where do you actually see how electricity jumps through space? 6. what were the first electronic equipments based on? 7. did the first computers look like modern ones? 8. did the next stage come when transistors or cassettes were invented 9. why did computers become smaller when microchips were introduced