Vocabulary
Key Facts
Models of the solar system
Extra, Extra!
100

A body that orbits a planet

Satellite 

100

Stars appear to move from.....

East to West

100

What are the two names of the different types of solar systems

Geocentric and Heliocentric 

100

What does the Greek word "Helios" mean

Sun

200

A Giant ball of superheated gas or plasma, composed of hydrogen and helium

A star

200

Constellations vary by.....

season to season 

200

Which model says the moon and earth revolves around the sun

Heliocentric model 

200

What does the Greek word "ge" mean

Earth

300

A object that orbits the sun is large enough to have become rounded by its own gravity and has cleared the area of its orbit and debris.

Planet

300

Scientist divide the sky into how many Constellations 

88

300

Which model says that the sun, moon and other planets revolve around the earth 

Geocentric model 

300
What is a another name for a meteor 

Shooting Star

400

A rare mixture of dusk & ice that develops a long trail of light as it approaches the sun

Comet

400

Planets appear to move against the background of stars. Because the planets all orbit the sun in about the same plane, they appear to move through a narrow band in the sky called 

Zodiac 

400

Which model was discovered in 140 C.E. 

Geocentric model 

400

Name one of the Heliocentric model supporters 

Copernicus, Brahe, Kepler or Galileo

500

A group of starts that people imagine represents a figure, animal and object.

Constellations 

500

The positions of objects in the sky depends on

the motions of earth/ earths rotation 

500

Which model do we believe into today

Geocentric Model

500

Planets do not move in exact circles around the Sun, they move in oval paths called

Ellipse