Universe Models and Kepler's Laws

Which model of the universe places the Sun at the center, with planets revolving around it?

• Geocentric Model

• Heliocentric Model

• Geoheliocentric Model

• Cosmic Model

Which model of the universe proposes that Earth is the center, with all celestial bodies orbiting it?

• Heliocentric Model

• Geoheliocentric Model

• Geocentric Model

• Epicyclic Model

Who proposed the idea of a concentric spheres model for the universe to explain planetary motion? He theorized that the universe was composed of Earth and five other planets (Mercury, Venus, Mars, Jupiter and Saturn)

• Copernicus

• Aristotle

• Eudoxus

• Ptolemy

Which early astronomer suggested that the Sun was at the center of the universe long before Copernicus?

• Ptolemy

• Eudoxus

• Aristarchus

• Tycho Brahe

What is the name of the star cluster that can be found in the constellation Taurus?

• Andromeda

• Orion

• Pleiades Star Cluster

• Draco

According to Kepler's First Law, what shape is the orbit of planets around the Sun?

• Circular

• Elliptical

• Triangular

• Parabolic

Which work by Johannes Kepler detailed his discovery of planetary motion stating the first two Laws?

• Principia

• Astronoma Nova

• Sidereus Nuncius

• De Revolutionibus

Who was the first to use a telescope to observe celestial bodies and provide evidence for the heliocentric model?

• Tycho Brahe

• Galileo

• Ptolemy

• Kepler

In Aristotle's philosophy, what type of motion requires an external force to be maintained? A violent motion that results from removing an object from its natural place.

• Natural Motion

• Circular Motion

• Unnatural Motion

• Planetary Motion

What is the term for the point in a planet's orbit when it is farthest from the Sun?

• Perihelion

• Aphelion

• Equinox

• Solstice