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Assessment
Which early astronomer is known for his heliocentric model that influenced Isaac Newton's ideas on planetary motion?
Nicolaus Copernicus
Ptolemy
Tycho Brahe
Johannes Kepler
What concept did early astronomers contribute that became essential in Newton’s formulation of his laws of motion?
The concept of gravity
The use of telescopes
Epicycles
Inertia
Which of the following was integral to early astronomy and later helped Newton understand the elliptical orbits of planets?
Kepler's First Law of Planetary Motion
Galileo's Law of Falling Bodies
The Tychonic System
Aristotle's Theory of Motion
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