Models of the Solar System

The heliocentric model of the Solar System has the ______ at the centre.

The __________ model has the Earth at the centre of the Solar System.

Which of these was evidence for the heliocentric model?

• The Sun sets each day.

• There are other stars.

• Galileo discovered the moons of Jupiter.

• The Moon orbits the Earth.

Who proposed the geocentric model of the Solar System?

• Copernicus

• Galileo

• Kepler

• Ptolemy

Who proposed the heliocentric model of the Solar System?

• Copernicus

• Galileo

• Kepler

• Ptolemy

What piece of equipment did Galileo use to discover the moons of Jupiter?

Select the correct statements about the heliocentric model.

• Planets orbit the Sun in perfectly circular orbits.

• Planets orbit the Sun in slightly elliptical orbits.

• The Sun is at the centre of the Solar System.

• The Earth is at the centre of the Solar System.