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Astronomy 123 Spring 1996

Astronomy 123 On-line Access

AND

Important Announcements

First Mid Term Date has Changed
Classes on Friday
May 6 and 8 Lectures to be given by Professor Imamura
Second Midterm Date is Changed to May 29
Second Homework Assignment is Available under the homework section below
The Final Exam will be Distributed in Class on June 7 and will be due at 1 PM June 13

Course Materials

Administrative stuff:

Reading and Posting to the News Group

Some Internet Resources for This Class

Tests and Homework:

Student Designed Pages:

Lectures:

WEEK 1: ANCIENT COSMOLOGY

Lecture #1 (M Apr 1) --> What is this Class About Anyway?
- Page 1a: ------> Small Comment
Lecture #2 (W Apr 3) --> Historical Cosmologies and Cultural Bias
- Page 2a: ------> The Magic/Mythic Universe
Lecture #3 (F Apr 5)--> The Geometric Universe
- Page 3a: ------> Towards Geocentricism

WEEK 2: MOVING TOWARDS MODERN COSMOLOGY

Lecture #4 (M Apr 8) --> Moving toward Curved Spacetime
Lecture #5 (W Apr 10) --> Newton and Einstein
Lecture #6 (F Apr 12) --> The Expanding Universe

WEEK 3: THE THERMAL HISTORY OF THE VERY EARLY UNIVERSE

Lecture #7 (M Apr 15) --> The Microwave Background
- Page 7a: ------> Quantum Fluctuations shortly after the beginning
Lecutre #8 (W Apr 17) --> The Very Early Universe
- Page 8a: ------> Matter vs. Radiation Energy Density
Lecture #9 (F Apr 19) --> The Universe in the first 0.01 -0.1 seconds
- Page 9a: ------> The Universe in the first 0.1 -1 second
- Page 9b: ------> From 1 second to 3 minutes

WEEK 4: THE RADIATION DOMINATED ERA

Lecture #10 (M Apr 22) --> Brief Overview of the First 3 Minutes
- Page 10a: ------> Radiation and Matter are Coupled
Lecture #11 (W Apr 24) --> Recombination and the end of the Ionized Universe
Lecture #12 (F Apr 27) --> Dark Matter in the Universe

WEEK 5: GALAXIES, EXAMS AND SUPERNOVAE

Lecture #13 (M Apr 29) --> A Universe full of Galaxies
Lecture #14 (W May 1) --> FIRST MIDTERM
Lecture #15 (F May 3) --> Supernova and the Periodic Table of Elements

WEEK 6: FORMATION OF THE SOLAR SYSTEM, THE EARTH AND THE EARTH'S ATMOSPHERE

Lecture #16 (M May 6) --> Formation of The Solar System
Lecture #17 (W May 8) --> Formation of the Earth and Moon
Lecture #18 (F May 10) --> Formation of Earth's Atmosphere and Early Life
- Page 18a -----> Moving towards DNA

WEEK 7: LIFE: FROM THE OCEANS TO THE LAND SURFACE

Lecture #19 (M May 13) --> Moving Towards Photosynthesis
Lecture #20 (W May 15) --> Oxygen and then Ozone
- Page 20a -----> Obstacles to Evolution on the Land
Lecture #21 (F May 17 --> Plate Tectonics
- Page 21a: -----> Plate Boundaries

WEEK 8: LIFE ON THE LAND: EVOLVING INTELLIGENCE(?)

Lecture #22 (M May 20 --> Plate Tectonics and Catastrophe
- Page 22a: -----> Climatological Catastrophe
Lecture #23 (W May 22) --> Mass Extinctions and the Evolution of Relative Intelligence
- Page 23a: -----> Factors that influence intelligence development
Lecture #24 (F May 24) --> Is there Intelligent Life on the Earth

WEEK 9: INTELLIGENT LIFE IN THE UNIVERSE

Lecture #25 (M May 27) NO CLASS
Lecture #26 (W May 29) MIDTERM #2
Lecture #27 (F May 31) --> Probability of Extraterrestiral Intelligence
- Page 27a: -----> One Million Civilizations ?

WEEK 10: CONTACT, COLONIZATION, CHOICES

Lecture #28 (M Jun 3) --> Maybe just One Civilization
- Page 28a: -----> The Radio Signature of the Earth
Lecture #29 (W June 5) --> The End of Civilization
Lecture #30 (F June 7) --> The End of This Class