Ch. 21 Scientific Revolution

-Knowledge of the Greeks were widely accepted

-Earth is the center of the solar system (Geocentric Theory)

-All planets and moons revolve in a circle around the Earth

-Earth stays still in the center

-Nicolas Copernicus developed a theory that the Earth and all other planets revolve around the SUN (Heliocentric Theory)

-Theory = not proven YET

-The Catholic church accepted the geocentric theory because it shows that people are important.

-Copernicus is fearful that 1. He has not proven his theory and 2. he may be seen as a heretic for his findings.

-He doesn't release his findings until 1543, when he is on his deathbed.

-Another discovery following the ideas of Copernicus

-Shape of planetary orbits

-Elliptical Orbit, or ovals

-Planets move faster the closer they are to the sun

-There is an exact relationship between distance from the sun and time to travel around the sun

-Italian

-Learned about a telescope that had been invented

-Perfected telescope lenses and made a powerful telescope and microscope

-Began using telescope to explore space

-Studied planets and their movement

-Invented the Scientific Method

-Discovered Gravity

-Created the three laws of motion

Rene Descartes

-"I think, therefore I am."

=If a person believes something, then it is real to them.

Andreas Vesalius

-Studied Anatomy

-Dissected human bodies =totally illegal

Robert Boyle

-Invented Chemistry

William Harvey

-Discovered the circulation of blood in the human body