Models of the Universe

What is the main celestial body around which all other planets revolve in the Copernican system?

• Earth

• Mars

• Jupiter

• Sun

What is the term used to describe the apparent daily motion of stars and other celestial bodies across the sky due to Earth's rotation?

• Annual Motion

• Diurnal Motion

• Precession

• Eclipse

Which ancient civilization developed a calendar based on the movements of Venus?

• Chinese

• Babylonian

• Mayan

• Egyptian

What is the phenomenon that occurs when either the Earth or moon cast a shadow into each other?

• Eclipse

• Precession

• Diurnal Motion

• Annual Motion

Who discovered that the north celestial pole has changed during a half-century period?

• Eratosthenes

• Hipparchus

• Ptolemy

• Copernicus

What is the term used to describe the slow 'wobbling' of Earth's axis of rotation due to the gravitational pull of the Moon and Sun?

• Precession

• Diurnal Motion

• Eclipse

• Annual Motion

Which system proposed that only the moon revolves around the Earth?

• None of the above

• Tychonic system

• Copernican system

• Ptolemaic system

What is the term used to describe the yearly motion of stars and other celestial bodies across the sky due to Earth's revolution?

• Diurnal Motion

• Precession

• Annual Motion

• Eclipse

What is the name given to the seven wandering stars including the Sun, moon, Mercury, Venus, Mars, Jupiter, and Saturn?

• Stars

• Asteroids

• Comets

• Planets

Which ancient civilization utilized the stars for navigation?

• Chinese

• Egyptian

• Mayan

• Polynesians