The main way in which inventions such as the telescope and microscope changed the way people saw world is that the former invention allowed them to see into space, which gave a much better representation of Earth's place in the Universe--while the latter invention allowed people to see microorganisms and things like cells, which allowed them to better understand life on earth.
Pharos is a pretty good choice
Daughter of King Henry VIII and his second wife Anne Boleyn.
Robert Owen was an English manufacturer, philanthropist and social reformer. He was known for finding Utopian Socialism and Cooperative Movement. He was of the belief that capitalism was creating class difference on the basis of economics. He worked to create a classless society for the equal division of capital and resources.
I believe the answer is Barbed Wire.
Befor the inventions of barbed wire, the Cattles are let to roam freely across the plains and the owners are required to pay a lot of cowboys to supervise them so they didn't go missing. Witht he invention of barbed wire, they can keep the cattle in a secure place without supervision.