Saturn - Low density - Oblate - Interior and magnetic field similar to Jupiter - Extensive ring system o Cassini Division- a band in Saturn's ring system where no particles appear o The distance from the division to the center of Saturn compared to t
A&A Chapter 1 Numbers Descriptive stats: used to summarize and make understandable a group of numbers from a research study. Inferential stats: used to draw conclusions and make inferences based on the numbers from a research study, but that go furt
ASTR 124 Ch 1 A solar system consists of a sun, its planets (if any), and some smaller bodies like moons and comets. A star is a self luminous ball of hot gas that generates it's own energy. Our sun is 109 times larger in diameter than earth. The ave
Lab 9: Correlation and Regression Exercise
Please use "CorReg.sav" dataset posted on toolkit. 1) Produce a frequency histogram and boxplot for each of your variables. a) From the histogram, describe the distributions in terms of measures of central t
Astronomy August 26, 2008 Lecture 1 Solar system consists of sun, and all objects gravitationally bound to the sun. o The sun itself is the closest star to us, and when it is above the horizon, we cant see any of the other stars. Planets gravi
Astronomy August 28, 2008 Lecture 2 Difficulty to define the distance form earth to the sun. Astronomers came up with 1 AU (astronomical unit) from the earth to the sun. o Earth is in an elliptical orbit around the sun, so sometimes closer, sometime
Astronomy September 2, 2008 Lecture 3 Zenith, nadir, and horizon are different (more or less) for everyone on earth. Constellations- groupings of stars that make up some pattern as seen from earth. In the 1800s, there were regions of the southe
Astronomy September 9, 2008 Lecture 5
The atmosphere around the earth bends sunlight, and so sunlight passing through the atmosphere on the edge of the earth gets bent into what would otherwise be the completely dark umbra. This light f
Astronomy September 16, 2008 Lecture 7
Greeks came up with a model for how the sky worked. It involved everything circling the earth. If you watch the objects move however, planets will go backwards while the stars keep moving in the same di
10/2 Astronomy Kepler Came up with 3 rules for the planetary systemKepler's Laws 1. Planetary orbits are ellipses with the sun at one focus (the other focus contains no 2. The radius vector sweeps through equal areas in equal times 2 3 2 3 2 3 3. P a
ASTR 1210 EXAM REVIEW QUESTIONS
What are Saturn's rings made of? What makes gaps in the rings?
What are the arguments for and against Pluto being considered a major planet? How big
it its satellite Charon? How is Pluto related to the outer cometary/astero
ASTR 1210 NOTES
Meteorites are martian because of the martian air in them.
-Water percolated through them, with tiny bacterial composition waste.
Life on Earth?
Planetary life exchange- microorganisms in the deep solid rock from mars transported
Early Astronomy Lecture Notes
1. People of Stonehenge unlikely used Stonehenge to predict solar and lunar eclipses
2. Stonehengea. Not only a celestial calendar, but a astronomical calendar and keep track of the
seasons and know when to harvest and what n
Lecture #1: Sample
Must being clicker to class everyday.
Whats going on on Mars? Is there life on Mars?
Division into 3 kinds of planets: Hard planets (Mars, Venus, Mercury), Gas planets (Jupiter,
Saturn, Uranus, Neptu
ASTR 121 Notes 9/2/08
Celestial sphere - An imaginary sphere surrounding the globe that contains the sun, moon, stars and planets
Celestial Axis Celestial Poles (North and South)
Celestial Equator equidistant from both poles in center
Zenith directly abov
A&A Chapter 1 Numbers
Descriptive stats: used to summarize and make understandable a group of numbers from a research study. des stat summarize, simplify and describe a large number of measurements.
Inferential stats: used to draw conclusions and
Chapter 19: The Origin of the Solar System
19-1 | Theories of Earth's Origin What theories account for the origin of the solar system? Rene Descartes proposed that the solar system formed from a contracting vortex of matter-an evolutionary theory. Bu
11/30/2006 9:40:00 AM Sun Vastly bigger than everything 300,000 times mass of earth dominate feature of solar system star- closest star to us o makes sky too bright to see other stars during the day outer portion of sun is easy to be seen and studied
Strain and Criminal Opportunities
*Albert Cohen (1995) "Delinquent Boys" *focuses on plight of boys in the lower class *school are middle-class institutions *give lower class boys, middle class goals to obtain *lower class boys start having opp. valu
~SOLAR SYSTEM *sun and everything held to solar system by sun's gravity (asteroids, dust, gas) ~STARS double stars- two stars going around each other third stars- two stars going around each other, one going around pair our galaxy has ov
10/3/2006 9:25:00 AM
*Kepler *absolutely convinced data is perfect and philosophy has to change *use data to prove Copernican theory *Kepler tries for several years to get data to fit circular orbits *goes to ellipses and fits perfectly *K
12/5/2006 9:36:00 AM P2=a3 Relates period of a planet's orbit to size of planet's orbit Holds true for all of the planets P= yr A= a.u. Cassini Division
Waves set up by explosions Pressure waves (up and down) o Passes from solid to liquid with no pr
The Solar System The Sun and all objects gravitationally attracted to it The Sun The Sun is a star; its the closest star to us, so much so that when sun is near the horizon its so bright other stars cant be seen The key objects that orbit the sun are
Recap In 18th, 19th centuries galaxies were known as island universes Study of universe is cosmology Big Bang occurred about 13.7 billion years ago Universe is still expanding today Local Group has 20 galaxies (but close to 40?) Astronomers defined a
Complete the constellation lab Recap Celestial sphere Ancient Greek/Roman idea that somehow the earth is a flat surface and over it is a half sphere that the planets and stars and stuff are in Ancient people thought that the movement of the sun, plan
Complete the constellation lab Recap Sun moves relative to background stars If you could see the Sun and the background stars at the same (you really cant) youd see the Sun moves relative to the background stars; it makes one loop around the sky in o
Recap Lunar phases Half of the Moon is always lit by the sun but phases occur because that lit half isnt entirely visible from the Earth (eclipses are an exception) It takes 29.5 days for the Moon to go through all of its phases If the Moon comes exa
The moon pulls harder on the side its closer to than the other side, therefore you have differential forces (or tidal/stretching forces). If you take anything and pull harder on one side it will stretch. The force of the moon stretches
Intro to Solar system Notes
Origin of the planets: All planets are orbiting the sun in the same direction (counter clockwise) All planets are on the same plane (their tilts are all small) The moons orbiting certain planets orbit counter cl