Astronomy Concepts and Models

Professor Jim Caffee introduces the course with personal anecdotes and discusses key astronomical concepts. The video covers observing the sky, the celestial sphere, constellations, zodiac signs, and Earth's movements. It also highlights historical astronomers like Copernicus and Galileo, explaining their contributions to modern astronomy.

What is the name of Professor Jim Caffee's favorite constellation?

• Orion

• Scorpius

• Ursa Major

• Cassiopeia

What is the imaginary globe that represents the night sky called?

• Star Dome

• Astronomical Globe

• Celestial Sphere

• Sky Map

How many constellations are recognized in the northern and southern sky?

• 88

• 12

• 100

• 50

What phenomenon proves that the Earth is round?

• Solstice

• Lunar Eclipse

• Solar Eclipse

• Equinox

What is the term for the wobble of Earth's North celestial pole?

• Revolution

• Rotation

• Precession

• Oscillation

Which planet is known for its retrograde motion?

• Saturn

• Mars

• Venus

• Jupiter

Who proposed the heliocentric model of the solar system?

• Copernicus

• Ptolemy

• Galileo

• Kepler

What did Ptolemy's model place at the center of the universe?

• Earth

• Mars

• Moon

• Sun

Who was the first to use a telescope to observe the night sky?

• Newton

• Copernicus

• Galileo

• Kepler

How many constellations are traditionally recognized in the zodiac?

• 12

• 13

• 10

• 14