Question

author of \the prince,\ that states a ruler should be both feared and lov
leonardo da vinci
machiavelli
sir thomas more
scientist who determined that planets revolve in elliptical orbits
johannes kepler
sir isaac newton
francis bacon
scientist credited with the idea of the scientific method
nicholas copernicus
francis bacon
isaac newton

Explanation:

• For the first question: Machiavelli wrote The Prince where he discussed a ruler's qualities. Leonardo Da Vinci was an artist/scientist, and Sir Thomas More wrote Utopia.
• For the second question: Johannes Kepler formulated the laws of planetary motion, including that planets revolve in elliptical orbits. Newton is known for laws of motion and gravity, and Bacon for the scientific method.
• For the third question: Francis Bacon is credited with the idea of the Scientific Method. Copernicus proposed the heliocentric model, and Newton made contributions to physics and mathematics.

Answer:

• First question: Machiavelli
• Second question: Johannes Kepler
• Third question: Francis Bacon