who r 4 scientists from 1400-1600?

Answer 1

Leonardo da Vinci
He participated in autopsies and produced many extremely detailed anatomical drawings, planning a comprehensive work of human and comparative anatomy. Around the year 1490, he produced a study in his sketchbook of the Canon of Proportions as described in recently rediscovered writings of the Roman architect Vitruvius. The study, called the Vitruvian Man, is one of his most well-known works

Nicholas Copernicus - born Feb. 19, 1473, Torun
planets have the Sun
Polish astronomer

Isaac Newton, President of the Royal Society, 4 January 1643
Among other scientific discoveries, Newton realised that the spectrum of colours

Galileo was born in Pisa, Tuscany, on February 15, 1564
discoveries with the telescope revolutionized astronomy

sources listed below

Answer 2

As the term wasn't in existence till "William Whewell coined the word in 1833" there where no scientists in this time period. They were referred to as "natural philosophers" or "men of science"