Who led the first expedition to circumnavigate the world? a)vasco de gama b)christopher columbus c)ferdinand magellan d)marco polo

an economic reason that the south needed a reconstruction plan is that plantations, factories, and other businesses were destroyed during the war.

aug 15, 2012 - although van leeuwenhoek was not the inventor of the microscope, he advanced it more he loved to grind and focus a new lens in order to see the unseen world. most of leeuwenhoek's microscopes were silver. in a simple but significant experiment (1668), he demonstrated that worms found on