'Roger bacon' presentation slideshows

280 views • 15 slides

Ancient Warfare

421 views • 13 slides

The Camera Obscura and Photography

421 views • 13 slides

Who made glasses?

Who made glasses?. By name was here. Who made eyeglasses?. Roger Bacon, the forerunner of modern science, wrote of the magnification properties of lenses in 1268. His observations, based on experiments, were used by later scientists in the burgeoning studies of the natural sciences.

211 views • 8 slides

Chapter 10 Section 3 The Culture of the High Middle Ages

Chapter 10 Section 3 The Culture of the High Middle Ages. Architecture. Romanesque: Copied the Basilica style of whom? Why were Romanesque churches so dark? How were builders able to build Gothic churches taller? Gothic churches appear to be reaching toward whom?

170 views • 2 slides

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Kaboom! /18. His (younger) brother Dynamite It can be molded (and pounded without setting it off) Smoke, and not as much energy (penetrating power) Nobel peace prize Energy Megaphone, one large mortar, sparks. mirror oxygen Chinese 1000 ft Roger Bacon Soil

314 views • 1 slides

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Kaboom! /18. His (younger) brother Dynamite It can be molded (and pounded without setting it off) Smoke, and not as much energy (penetrating power) Nobel peace prize Energy Megaphone, one large mortar, sparks. mirror oxygen Chinese 1000 ft Roger Bacon Soil

134 views • 1 slides

191 views • 1 slides