Chapter 13: Meteorite
Iron Meteorites (~5%)
Silicates and Metal
Contain chondrules (Spherical silicate inclusions)
Chapter 1: Origin of the Earth
Origin of the Universe (13.8 Ga)
The Big Bang Theory
Proposed by Edwin Hubble in 1929
Almost all galaxies are moving away
A. The further a galaxy is away, the faster it is moving away
Plot speed vs. distance for
Chapter 26: Climate Change
a. Is Global Warming real?
b. Is any warming made made?
Greenhouse gases increase
i. ~400 ppm, 90%
ii. Strong correlation between CO2 and
temperature over the last 650,000
iii. As CO2 incre
Study Guide for Exam 1
Lecture 1: How old is the universe? 13.8g
How old is the solar system? 4.56g
What are the major differences between the inner and the outer planets? Inner
planets (terrestrial) are denser 4.5-5.5 with few moons outer planets (jovian
1) Experiment 1
a)What is happening to the sand as it is swirled around? The sand separates by density with the
black sand on the bottom.
b)Where would you look for gold dust or diamonds on natural beaches? I would look for
1) What sort of sedimentary rocks do you see?
Shale and sandstone
2) Are they well sorted or poorly sorted?
Layering is seen, layers of sandstone.
3) What sort of sedimantry structures do you see?
Lab #9 take home
1) The approximate annual variation in atmospheric CO2 is 5.00 parts per million
2) a) In 50 years, the atmospheric CO2 will be at about 450.0 parts per million.
b) In 100 years, the atmospheric CO2 will be close t
Answer the questions about geomorphology and local rock types asked in the
descriptions for stops 1, 2, 3, and 4.
The pond is formed by glacial retreat that formed the depression in which the pond sits.
What can you
Lab 10: Outcrop examination
1. Found classic sedimentary rocks, shale, and siltstone. Very fine grain sizes
between <1/256mm 1/16mm.
2. The rocks are poorly sorted.
3. There is evidence of layering, burro
Take a Hike
The pond was formed by a cirque. The south side is steeper. There is a dam.
The stream is cut into f
Top Ten Things Ya Just Gotta Know
1a. What is the Big-Bang theory, and what evidence do we have to
suggest that it is correct?
The Universe formed as a result of a super explosion.
Most galaxies in the unive
Lab 3 - Geology 111
1- It seems to me that the pink color was caused by the trace component iron. I believe
that the white lines which crisscross the stone are formed due to crystallization;
diffraction is also occurring.
2- The layers of the rock
Tuesday, April 25, 2017
1. Shale (smoother), siltstones (grittier); there was also sandstone.
2. Well sorted.
4. High Energy
5. Yes, the top has larger scale units.
6. Shallow Ocean
Tuesday, January 24, 2017
Laboratory 1: Minerals
1. a. form: hexagonal
b. habit: plates
c. form: hexagonal
d. form: dodecahedron
e. habit: botryoidal
f. habit: dendritic
2. a. cleavage: 6 (fair)
b. cleavage: 3 (poor)
Tuesday, January 31, 2017
- Tray 1: Sedimentary Rock
A. Siltstone: Clastic, Fine Grain Size
B. Coal: Biological, Very Fine Grain Size
C. Coquina: Biological, Coarse Grain Size
D. Radiolarian Chert: Biological, Fine Grain Size
1 March 2017
Laboratory #4: Rock Textures
Assignment #1: Sedimentary
The grain size distribution of rock specimen 1A, olitic Limestone, was variable; the shape of its
grains were rounded, the relationship between the grains was interpenetrating (but somew
February 23, 2017
Laboratory Report #2: Rocks
Station 1: Sedimentary Rocks
Specimen 1A was Sandstone, a clastic sediment with a beige tone and very fine grains.
Specimen 1B was Coal, a black, reflective biological sediment which was somewhat soft to the
16 March 2017
Laboratory #6: Geologic Structures
Assignment #1: Map Symbols
The lower left of the Fairfield maps shows that Briar Mountain and Buzzard Peak are made of
Weverton Sandstone (Cw). The Briar Mountain sandstone dips southwest, and is approximat
23 March 2017
Laboratory #7: Fossils
Assignment #1: Identification
Sample 1A consisted of Corals, including some Heliophyllum, Streptelosmo, or Lophophyllum.
Sample 1B consisted of Pelecypods, including Modiolopsis. Sample 1C consisted of Bryozoa,
2 March 2017
Laboratory #5: Topographic Maps
The town square in the village of Gettysburg has a latitude of 394948, longitude of 77140,
and elevation of 168.598 meters.
The elevations of the highest point and lowe
February 23, 2017
Laboratory Report #3: Campus Field Trip
The rock in the walls of Academic Building B by the loading dock of Science 1 is a
sedimentary limestone that is more orange than pink, with white lines in various sections of the
February 2, 2017
Laboratory Report #1: Minerals
Station 1: Crystal Habit or Form
Specimen 1A, Quartz, was able to grow largely. The growth of the quartz which grew in a
cavity was restricted, while the quartz which was unrestricted grew to form a six-side
1. The Big-Bang theory is proposed by Edwin Hubble in 1929, the universe formed as a result of super
Its tested by the scientific method.
2. Nebular Hypothesishypothesis for the formation of the solar system, scientists believe most of the
1. Gettysburg is located at 45 degrees 45 N and 13 degrees 30 W. The elevation
is 161.5 meters.
2. The relationship between a degree of latitude and a degree of longitude near
Gettysburg is 0.76cm longitude/latitude.
- Sample 1A seems coarser than sample 1B, with 1A having 1-2mm grain sizes
and 1B having 0.5-1mm grain sizes. Sample 1B contains oolites, which form
circular rings in the sample. There is evidence of some fo