8.1 - 8.3 Science Quiz

  What does "geo-" mean?

• Earth
• sun
• Center

This image shows the:

• Geocentric Solar System
• Heliocentric Solar System

A model of the solar system in which Earth and the other planets revolve around the SUN.

• Heliocentric
• Geocentric

What does "helios" mean?

• Earth
• center of
• sun
• moon

This person discovered moons on Jupiter, which helped to support the heliocentric theory 

• Aristotle
• Copernicus
• Ptolemy
• Galileo

This astronomer thought that all of the planets revolve around the sun in elliptical orbits, and the sun is not in the exact center of the orbits

• Kepler

• Brahe

• Galileo

• Newton

This scientist (90AD to 168AD) thought like the ancient Greeks that Earth was the center of the universe - geocentric model

• Newton

• Ptolemy

• Copernicus

• Brahe

This scientist (1473-1543) Further developed Aristarchus heliocentric model by making a model of how the planets move around the sun

• Ptolemy

• Copernicus

• Brahe

• Kepler

This scientist (1546-1601) said that planets move in perfect circles

• Newton

• Galileo

• Kepler

• Brahe

This scientist (1642-1727) confirmed the heliocentric model, proved gravity and inertia work together to keep planets and their moons in motion

• Newton

• Galileo

• Kepler

• Brahe