2/16 8th Models of the Solar System

The ancient Greek who proposed a geocentric model of the universe is

• Ptolemy

• Galileo

• Copernicus

• Kepler

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

• Heliocentric
• Geocentric

A model of the universe in which Earth is at the center of the revolving planets and stars. This includes the sun revolving around the Earth. This model is no longer supported.

• Geocentric
• Heliocentric

The Word "Helio" Refers To?

• Earth
• Mars
• Sun
• Juputer

The Word "Geo" Means?

• Sun
• Earth
• Milky way
• Back

What model did Copernicus and Kepler propose?

• The sun is the center of the universe not the earth

• The earth is the center of the universe not the sun

• The moon is the center of the universe

• There is a huge bowl with holes in it over the earth

What did they realize the wandering objects in the sky were?

• planets

• lost turtles

• pulsars

• aliens

What did Galileo think was the center of the solar system?

• The sun

• The Earth

• Jupiter

• A huge turtle

What do scientists do when new information doesn't fit their existing models?

• They adapt or change their model to fit the new information once they have confirmed it

• They ignore the new information

• They put their fingers in their ears and go lalalalala

• They immediately throw everything they know out the window

The diagram below represents a simple geocentric model. Which object is represented by the Letter X?

• Sun

• Moon

• Earth

• Polaris