Astronomy Pre-Test

Which of these is the largest planet in the Solar System?

• Earth
• Mars
• Mercury
• Jupiter
• Pluto

Which of these celestial bodies are planets?

• Venus
• Neptune
• Uranus
• Pluto

Name any one of the two moons of Mars

The study of the whole Universe is called __________?

• Astronomy
• Space Physics
• Cosmology
• Astrology

Which of these is not considered to be an ancient astronomer?

• Aristarchus
• Aristotle
• Ptolemy
• Kepler

This ancient astronomer was the first to record that the world was composed of only four elements: air, water, fire and earth. 

• Ptolemy
• Aristotle
• Hipparchus
• Copernicus

This ancient astronomer was one of the first to observe that the sun was the center of the universe. 

• Ptolemy
• Plato
• Hipparchus
• Aristarchus

Early astronomers built their theories around the ancient astronomers.  This one developed the theory that the Earth moved around the sun along with other planets. 

• Nicholas Copernicus
• Galileo Galilei
• Johannes Kepler
• Sir Isaac Newton

He did not invent the telescope, but used one he built to look at the sun, moon and planets. 

• Galileo Galilei
• Sir Isaac Newton
• Edmund Halley
• Johannes Kepler

Which of the planets is the largest in diameter?

• Saturn
• Uranus
• Neptune
• Jupiter