100+ 1 st steam engine PowerPoint (PPT) Presentations, 1 st steam engine PPTs

1 st steam engine - PowerPoint PPT Presentation

Why is it important?

Why is it important?. The industrial revolution changed human life drastically Before the industrial revolution, technology pretty much stayed the same from 2000 years ago until the mid 1700s More things have been created in the last 250 years than all of time put together. What was it?.

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1 st steam engine - PowerPoint PPT Presentation

Why is it important?