The Heliocentric Model of the Universe

Who was the first person to propose the heliocentric model of the universe?

• Aristotle

• Ptolemy

• Copernicus

• Galileo

What is the name of the book in which Copernicus presented his heliocentric model of the universe?

• On the Revolutions of the Heavenly Spheres

• The Structure of Scientific Revolutions

• The Origin of Species

• The Principia

What is the name of the astronomer who provided evidence for Copernicus's heliocentric model by observing the phases of Venus?

• Tycho Brahe

• Johannes Kepler

• Isaac Newton

• Galileo Galilei

What is the name of the law that describes the motion of planets around the sun?

• Newton's First Law

• Newton's Second Law

• Kepler's First Law

• Kepler's Second Law

What is the name of the law that describes how planets move faster when they are closer to the sun?

• Newton's First Law

• Newton's Second Law

• Kepler's First Law

• Kepler's Second Law

Who was the first person to observe sunspots and discover that they move across the surface of the sun?

• Tycho Brahe

• Johannes Kepler

• Isaac Newton

• Galileo Galilei

Who was forced to recant his support for Copernican theory by the Catholic Church in 1633?

• Tycho Brahe

• Johannes Kepler

• Isaac Newton

• Galileo Galilei

What is the name of Galileo's book that defended Copernican theory and criticized Aristotelian philosophy?

• Dialogue Concerning the Two Chief World Systems

• On the Revolutions of Heavenly Spheres

• The Structure of Scientific Revolutions

• The Origin of Species

What is the name of Isaac Newton's book that described his laws of motion and universal gravitation?

• Dialogue Concerning the Two Chief World Systems

• On the Revolutions of Heavenly Spheres

• The Structure of Scientific Revolutions

• Mathematical Principles of Natural Philosophy

What is the name of Tycho Brahe's astronomical observatory in Denmark?

• Tycho City Observatory

• Tycho Island Observatory

• Uraniborg

• Stjerneborg