Front

What is the center of a Heliocentric system?

Back

The Sun is at the center of a Heliocentric system.

Front

Who proposed the Heliocentric model of the solar system?

Back

Galileo Galilei proposed the Heliocentric model.

Front

What is the Geocentric model?

Back

The Geocentric model is an astronomical theory that places the Earth at the center of the universe.

Front

What is the main difference between Geocentric and Heliocentric models?

Back

The Geocentric model places Earth at the center, while the Heliocentric model places the Sun at the center.

Front

Which scientific instrument did Galileo use to observe celestial bodies?

Back

Galileo used a telescope to observe celestial bodies.

Front

What does 'Geocentric' mean?

Back

Geocentric means 'Earth-centered'.

Front

What does 'Heliocentric' mean?

Back

Heliocentric means 'Sun-centered'.

Front

Name one planet that orbits the Sun in the Heliocentric model.

Back

Earth is one of the planets that orbits the Sun in the Heliocentric model.

Front

What did the Geocentric model fail to explain?

Back

The Geocentric model failed to explain the retrograde motion of planets.

Front

Who was Aristotle in relation to the Geocentric model?

Back

Aristotle was an ancient Greek philosopher who supported the Geocentric model.