Q1a. What layer of the earth is found between 5200 and 2900 km?

Q1b. What is the physical state of this layer?

Q2. What is the scientific name for the layer of the earth between 670 and 40 km?

Q3. What drives the movement of tectonic plates?

Q4. What type of boundary is there between the Pacific plate and Australian plate?

Q5. The Mid-Atlantic Ridge is a ___________ boundary.

Q1a. What layer of the earth is found between 670 and 40 km?

Q1b. What is the physical state of this layer?

Q2a. The boundary between the Eastern rim of the North American plate and the Western rim of the Eurasian plate is called the ________ ?Q2b. What type of boundary is this?

Q3. The string of lakes in East Africa that run North South indicate the ____________.

Q4. Pangea was completed _________ Mya and started to break down _________ Mya (end of the Triassic).

Q5. During the Ordovician(500 -450 Mya) Southern Indiana was a ____________ .

Q1. Monday October 26 2015 there was a massive earthquake in Northern Afghanistan and Pakistan. What explains the high incidence of earthquakes in this region?

Q2. Why are volcanic eruptions common in Chile (this one occurred on 3 March 2015) and Peru?

Q3. The Appalachian mountains (North America) are as old as the ____________ of Africa.

Q4. Give 4 arguments that support continental drift (or plate tectonics).

Q5. What is special about the pattern of magnetic anomalies around the Mid-Atlantic ridge that argue for continental drift?

Q1. B, C, D, and E are sedimentary rocks but A is igneous rock. Date the different rock layers shown in the figure. (oldest<youngest)

Q2. Who is credited with formulating the first principles of relative dating of rock strata?

Q3. Radioactive 62Samarium147 decayes to

60Neodymium143. What is the mechanism of the decay?

Q4. Al (atom number 13, atom mass 28) decays to Si ((atom number 14, atom mass 28) . What is the underlying mechanism?

Q5. When Na (atom number 11, atom mass 20) gains 1 electron it changes to an element with atom number _________ and atom mass ________.

Q1. 88Radium226 decays into 86Radon222 with a half life of 1600 years. Explain the mechanisms of decay.

Q2. 88Radium226 decays into 86Radon222 with a half life of 1600 years. Why would this reaction be of interest in dating geological strata?

Q3. 88Radium226 decays into 86Radon222 with a half life of 1600 years. How many years passed before there is 3x more Radon222 than Radium226 in a rock sample?

Q4. 53Iodine129 (half life 17 million years) decays to 54Xenon129. How long does it take for the amount of Iodine129 to equal the amount of Xenon129?

Q5. The most likely site to look for fossils are __________.

A. Sedimentary rock.B. Metamorphic rock.C. Igneous rock.D. Lava rock.

Q1. To do a Goodness-of-fit test you use the __________; for a Comparison-of-means test you choose the ___________.

Q2. Give formula of t-value: t = ?

Q3. How does the t-value change when the number of measurements of the datasets increases?

Q4. (a) What is the reference point point for radiometric dating using Carbon-14?

Q5. Why can you predict that fossils of Hyrocatherium (Eohippus) and Mesohippus would be especially rare in the fossil record.?

Q5. Summarize both the formation and decay of Carbon-14 in terms of beta-particles.

Q2. When comparing A (32 ± 0.1, n=6) and B (30 ± 0.3, n=7) you use the Student’s t-test.

Calculate t:

Q3. When comparing A (32 ± 0.1, n=6) and B (30 ± 0.3, n=7) using the Student’s t-test, you calculateP = 0.025.

Use the correct sentence structure to write your conclusion.

Q4. What have Pakicetus, Ambulocetus, Rhodocetus, Basilosaurus, and modern whales and dolphins in common?

Q5. “There are no authentically anachronistic fossils in the fossil record.” What would be an example of an anachronistic fossil?