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Analysis Of Lasers: The Light Fantastic ! And The Steam Engine Powers A Revolution

280 Words2 Pages
The articles “ Lasers : The light Fantastic!” and “ The steam Engine Powers a Revolution” , discusses the origin and uses of lasers and also describes the history of the steam engine and also the effect inventions have on the economy. Each source gives the positive and negative effects of the technological advances. Lasers and steam engines have positive and negative effects on humanity. Some inventions have negative effects with no positives, but some inventions are hard to tell whether it is positive or negative. Some inventions have good intentions and beneficial effect on the global economy, such ass lasers and steam engines. Lasers and steam engines made a great positive change for the technological industry. Lasers are used for
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