Heliocentric or Geocentric
Circles and Ellipses
Tycho and Kepler
Galileo and Copernicus
Bonus
100
Who were the Greeks and Ptolemy?
Discovered idea of the Geocentric system?
100
What are circles?
Copernicus thought that all planets traveled in these.
100
What was an astrolabe?
A tool that was perfected by Tycho.
100
Two tools Galileo used
What are Pendulum and telescope
200
Who was Copernicus?
Who discovered the idea of the sun being in the middle of the solar system.
200
Johannes Kepler
Who concluded all planets traveled in ellipses?
200
What is a supernova?
The exploding star observed by Tycho.
200
Something that was not in Copernicus' heliocentric model that Kepler later discovered
What is the ellipse?
300
Who was Galileo?
The person who backed up Copernicus' idea of the Heliocentric system.
300
What is an ellipse?
An oval shape that all planets travel in
300
What is an ellipse?
The circular motion by all planets
300
He observed four moons orbiting Jupiter and that Venus had phases.
How did Galileo support Copernicus' heliocentric model?
300
What was the law of Gravity Galileo Discovered?
What is the Law of Fall
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