Historical Astronomy

What did Galileo NOT see?

• Mountains on the earth's moon.
• Uranus's moons Titania and Oberon.
• Jupiter's 4 largest moons.
• The phases of Venus.

Which astronomer of antiquity measured the size of the earth?

• Aristarchus
• Ptolemy
• Copernicus
• Eratosthenes

Ancient Greeks believed, the earth to be the center of the universe. What do we call this model?

• Ptolemic System

• Geocentric Universe

• Heliocentric Universe

• Copernican Model

Which historic astronomer first applied a telescope to astronomical observation?

• Ptolemy

• Galileo Galilei

• Tycho Brahe

• Copernicus

Who first suggested that earth rotated on its axis?

• Tycho Brahe
• Aristarchus
• Aristotle
• Copernicus

Ancient astronomers used 'epicycles' to explain ____ ?

• Retrograde Motion

• Constellation Movement

• Moon's Phases

• Planetary Transits

Ancient astronomers believed the earth did not move because _____ ?

• No parallax was observed in stars.

• It could explain all planetary motions.

• Other models could not explain retrograde motion.

• Because it was a First Principle.

Examine the Diagram of the Solar System below. Which of the following astronomers held and promoted this view of the solar system? 

• Aristarchus
• Ptolemy & Tycho Brahe
• Copernicus
• Johannes Kepler & Tycho Brahe

What view of the universe did Galileo hold?

• concentric

• geocentric

• heliocentric

• Ptolemaic

Which kind of system orbits the Earth?

• concentric

• Ptolemaic

• heliocentric

• geocentric