Astro 10: Lecture 4
Calendar circle
Lecture 4: More history
Lecture 4: Looks like Greek to me
Lecture4: Looks like Greek to me
The geocentric model (Heraclides)
PPT Slide
The well at Syene (230 B.C.E.)
Magnitudes
Why develop a model solar system?
The Observations
Retrograde Motion
The (ancient greek) laws of nature (The assumptions)
Successes and problems of the geocentric model
Successes and problems of the heliocentric model
Ptolemy ups the ante
The Ptolemaic System
1300 years later...
The Copernican System
Concept Test
Bruno & Galileo
Phases of Venus
Tycho & Kepler
Newton’s Laws
Universal Gravitation: Everything sucks
Weight and mass.
Weight and Mass
Yet another concept test
Orbit concepts
Orbits
More physics
Tides
Tides boost the moon and slow the rotation of the Earth
Email: korpela at ssl.berkeley.edu
Home Page: http://setiathome.ssl.berkeley.edu/~korpela/