Astronomy 200 Study Guide


The exam will be 80 minutes in duration and
will be divided into two parts  a 20 item multiple choice and a 3 question long answer. Each section could contain some of the following topics:the following topics:. 
Topic One: Stars and Motion in the Heavens (Chp 2)
Things to know:
 terminology (asterism, magnitude, altitude, etc)
 how to read a magnitudebrightness graph
 how magnitudes work
 celestial sphere, celestial poles and celestial equator
 motion of Sun, Moon and planets in the sky
 precession
 how to find latitude and longitude from astronomical data

Topic Two: Lunar and Solar Eclipses (Chp 4)
Things to know:
 condition necessary for Lunar and Solar eclipses
 kinds of eclipses
 the Saros
 how to predict eclipses using the Saros

Topic Three: Historical Ideas in Astronomy (Chp 2)
Things to know:
 early ideas in Greek astronomy.
 astronomical ideas and motifs in other cultures
 Copernicus, Brahe, Kepler  their contributions
 Galileo and the "Galileo Affair" including arguments for and against Copernicanism
 how Newton changed Astronomy and our view of the universe

Topic Four: Gravity, Light and Matter (Chp 3)
Things to know:
 the inverse square nature of gravity
 orbits  how they work including concepts of circular and escape velocity
 tides
 Einstein's ideas on light, matter and energy
 Einstein's idea of gravity as bending of space

Mathematical Considerations:
You should be able to do a simple brightnessmagnitude calculation and use Kepler's Third Law. Otherwise do not
worry about lot's of math  The focus of the exam is conceptual.
Formulae will be provided! 