copernicus
Max Planck (1858-1947), German phycist, Nobel prize winner
Charles Darwin, in his book The Origin of Species
he wasn't a scientist but instead a mapmaker
A scientist uses formulas and facts instead of things you can see.
She proposed going to the movie, instead of the dance. He proposed by kneeling and presenting the quarter karat diamond.
A scientific theory
It is important for a scientist to be open minded but skeptical so that he/she will gather the information on a direct observation instead of on a feeling.
Johannes Kepler
Isaac Newton
Benjamin Franklin.
It is when a scientist, when questioned, gives a wrong or "made up answer" instead of just saying that he or she doesn't know. Witch is worse to the scientist name because it hurts their credibility.
The idea is to use an international standard - the same units everywhere.