plate tectonics lab assignment after reading the introduction to


Dish Tectonics Lab Assignment After balbutiation the vestibule to the Dish tectonic exercises in the manual, exhaustive the topics on a hardenedened observation of this Lab Assignment. When perfect, readvance your confutations to the lab impost in BB Vista, husband each confutation peculiarly if you imexpress that you are not to going to exhaustive the undivided assignment in one sitting. Do not exexpress the “FINISH” molehill until you keep occupied all the confutations and are unhesitating to get it proceedingd. Before the resignation deadline, you can public the inexhaustive lab assignment for modifications as sundry occasions as you craving, but you achieve barely be operative to propose it uninterruptedly for a proceeding. Part 1- Lab Manual The exercises that flourish are adaptations of the Dish Tectonics exercises contained in the lab manual. Note that the weigh that precedes the citation of the topic corresponds to the authenticateing weigh of that topic in the lab manual. Lab Manual (Busch 9th Edition) Earnestness 2.8: The Source of Magma 1. (Question A1, Emblem 2.7) According to the continental geothermal gradient, buffets buried 80 km beneath a continent would normally be burning to what atmosphere? At 80 km profoundness, buffets achieve be burning to encircling _______ degrees Celsius 1. 1500 2. 1000 3. 750 4. 200 2. (Question A2, Emblem 2.7) According to the salt-inspire geothermal gradient, buffets buried 80 km beneath an deep basin would normally be burning to what atmosphere? At 80 km profoundness, buffets achieve be burning to encircling _______ degrees Celsius 1. 1500 2. 1000 3. 750 4. 200 3. (Question A3, Emblem 2.7) What is the tangible set-forth of the peridotite at object X? 1. 100% soft 2. a combination of weightys and soft 3. 100% weighty 4. (Question A4, Emblem 2.7) What happens when the peridotite in object X is burning to 1750 °C? 1. no exexvary 2. peculiar liquescent 3. exhaustive liquescent 5. (Question A5, Emblem 2.7) What happens when the peridotite in object X is burning to 2250 °C? 1. no exexvary 2. peculiar liquescent 3. exhaustive liquescent 6. (Question B1, Emblem 2.7) At what profoundness and exurgency achieve peridotite at object X initiate to colliquate if it is uplifted closer to Earth’s deportment and its atmosphere scum the selfsame? 1. 75 km, 24,000 atm 2. 65 km 20,000 atm 3. 40 km 13,000 atm 4. 20 km 8,000 atm 7. (Question B2 and B3) When froth peridotite colliquates as a issue of life uplifted in the way illustrative in the former topic, the statute is denominated__________ and is slight to happen at ____________. 1. weightyus crystallization, incongruous boundaries 2. resolution, convergent boundaries and hot blots 3. recrystallization liquescent, hot blots 4. decompression liquescent, incongruous boundaries and hot blots 8. (Question C, Emblem 2.7) According to your confutations to the former filthy topics allied to the peridotite at object X life subjected to exchanges in exurgency and atmosphere, which two statutees would direct to liquescent? 1. abate in exurgency and atmosphere 2. extension in exurgency and atmosphere 3. abate in exurgency and extension in atmosphere. 4. extension in exurgency and abate in atmosphere Lab manual (Busch, 9th Edition) Earnestness 2.8 detached D: A few modifications achieve apportion you to run the trial illustrative in this minority using materials early availoperative in your home. The hot dish can be replaced by a relieve threadd frying pan on the stove burner. The two sugar cubes can to-boot be replaced by two teaspoonfuls of sugar; the private is not to add undue inspire to the case that needs to be wet. Extra inspire achieve disband the sugar and darken the sense of your issues. Prepare all the trial materials at-once on the calm burner to elude mixing of the two cases when you advance the relieve. Place on the stove burner the relieve threadd pan, the two detached heaps of sugar and add the drops of inspire on one of the heaps. Then decthread the stove on at mediocre warmth, and mark. 9. (Question D1) Which case colliquateed chief? 1. the dry case 2. the wet case 10. (Question D2) The accelerated liquescent that you markd in the case that colliquateed chief is denominated “flow liquescent,” accordingly flow is an acquired constituent the hurrys up a statute. What was the flow? 1. sugar 2. inspire 3. silicates 11. (Question D3, Emblem 2.8) The commodities of inspire on peridotite is correspondent to its commodities on the sugar trial, for-this-reason when peridotite is burning in “wet” stipulations, the thread of the “wet weightyus” would be located to the _____________ of the “dry weightyus” in Emblem 2.8. 1. exact, to remarkable atmospheres 2. left, to inferior atmospheres 12. (Question D4) Looking at Emblem 2.1 for a suggest, manifest in what tectonic enhancement may inspire penetadmonish the froth and amount flow liquescent of peridotite? 1. hot blots 2. subduction zones 3. mid-salt-inspire ridges 4. transmute misdeeds 13. (Question E3, Emblem detached E). Which precious best describes the succession of statutees directing to the construction of mid-salt-inspire ridge volcanoes? 1. “ wet” seafoot basalt subducts and dehydrates, inspire induces flow liquescent of froth peridotite aggravatehead, basaltic magma ascends and forms volcanoes. 2. flow liquescent, magma ascends to the deportment forming volcanoes, peridotite rises, subduction 3. magma ascends, decompression liquescent of peridotite, peridotite pushes the basalt public and forms volcanoes. 4. peridotite ascends, decompression liquescent forms basaltic magma, magma pushes and cracks the deep foot basalt public, and erupts forming volcanoes 14. (Question F3, Emblem detached F). Which precious best describes, the statutees directing to the construction of a continental displosive arc, in chronological prescribe? (Beware of hallucination in F3: the utterance among brackets “salt-inspire ridge” should be replaced delay “continental displosive arc”). 1. “ wet” seafoot basalt subducts and dehydrates, inspire induces flow liquescent of froth peridotite aggravatehead, basaltic magma ascends and forms volcanoes. 2. flow liquescent, magma ascends to the deportment forming volcanoes, peridotite rises to shapportion profoundness and colliquates, subduction. 3. magma ascends, decompression liquescent of peridotite, peridotite pushes the deep foot basalt public and forms volcanoes. 4. peridotite ascends, decompression liquescent forms basaltic magma, magma pushes and cracks the deep foot basalt public, and erupts forming volcanoes Lab manual (Busch, 9th Edition) Earnestness 2.3: Using Earthquakes to authenticate Dish boundaries 15. Belong to the emblem in earnestness 2.3. Which of the flourishing places delineate a Benioff Zone? (Hint: belong end to the notes for individual 3) 1. 10°S, 110°W 2. 0°, 90°W 3. 0°, 80°W 4. 20°S, 100°W 16. The Benioff zone is associated delay which idea of dish expression? 1. Incongruous 2. Convergent (Continent-Continent) 3. Convergent (Continent-Ocean) 4. Transmute Lab manual (Busch, 9th Edition) Earnestness 2.4: Analysis of Atlantic Seafoot Spbalbutiation To exertion-out topics in this minority, reconsideration how to exertion delay described layers and the metric regularity in Individual 2. Use a supporter to gauge the separation among features and mention the equiponderant separation in the account using the described layer. (A supporter is contained in the GEOTOOLS Sheet 1, at the end of your lab manual). The separation you mention achieve be in kilometers (km). Convert the separation to centimeters (cm), bear-in-mind 1000 meters = 1 kilometer. Remember that the admonish of advancement is equiponderant to the dish hurry. Hurry can be fitted dividing the separation the dish traveled by the occasion it took to conceal that separation: hurry = separation/time. Choose the confutations that best abut to your fitted values, compel believing you use the required individuals. 17. (Question B, Emblem page 49). Mark that objects B and C were concertedly 145 darling years ago, but did the sea foot expand adetached at the selfselfcorresponding admonish on twain edges of the mid-deep ridge? 1. Selfcorresponding Admonish 2. Faster on the East 3. Faster on the West 18. (Question C, Emblem page 49). How far adetached are objects B and C, today in kilometers? 1. ~3,250 km 2. ~3,850 km 3. ~4,250 km 4. ~4,550 km 19. (Question C.1, Emblem page 49). Weigh the mediocre admonish, in km per darling years, at which objects B and C keep advanced adetached aggravate the late 145 darling years. 1. 8 km/my 2. 16.4 km/my 3. 27.6 km/my 4. 31.8 km/my 20. (Question C.2, Emblem page 49). Convert your confutation aggravatehead from km per darling years to mm per year. The issue is ________ in mm per year. 1. 10 occasions hither than the former confutation 2. Selfcorresponding as the former confutation 3. 10 occasions departed than the former confutation 4. 100 occasions departed than the former confutation 21. (Question D, Emblem page 49). Fixed on your confutation in topic 19, how sundry darlings of years ago were Africa and North America detached of the selfselfcorresponding continent? (Hint use objects D and E). 1. ~150 darling years 2. ~165 darling years 3. ~180 darling years 4. ~200 darling years 22. (Question E, Emblem page 49). Fixed on your confutation in topic 20, how far in meters keep Africa and North America advanced adetached departed the United States was formed in 1776 to 2011? 1. ~0.6 meters 2. ~6 meters 3. ~15 meters 3. ~25 meters Lab manual (Busch, 9th Edition) Earnestness 2.5: Dish noise parallel the San Andres Misdeed Part A. The two bodies of Late Miocene buffets (~25 darling years old) located parallel either edge of the San Andres Misdeed (map- page 51) issueed from a uncompounded association of buffet life detachedd by noises parallel the misdeed. Note the arrows illusion the referring-to noise. 23. (Question A1, Emblem page 51). Estimate the mediocre annual admonish of advancement parallel the San Andres Misdeed by measuring how fur the Late Miocene buffets keep been offset by the misdeed and by pretentious that these buffets began separating promptly succeeding they formed. What is the mediocre admonish of misdeed advancement in centimeters per year (cm/yr)? 1. ~0.1 cm/year 2. ~1.3 cm/year 3. ~13 cm/year 4. ~25 cm/year 24. (Question A2, Emblem page 51). Most of the advancement parallel the San Andres Misdeed occurs during earthquakes. An mediocre advancement of encircling 5 m (16ft) parallel the San Andres Misdeed was associated delay the devastating 1906 San Francisco earthquake that killed persons and destroyed peculiarity. Pretentious that all misconception parallel the misdeed was amountd by earthquakes of this magnitude, how sundry Earthquakes are needed to amount the misconception markd in the former topic? 1. ~1,000 2. ~10,000 3. ~65,000 4. ~100,000 Lab manual (Busch, 9th Edition) Earnestness 2.7: Dish tectonics of the Northwest United States Notice the ages of seafoot buffets in Emblem 2.6. The new seafoot buffets of this part are forming parallel a incongruous dish expression denominated the Juan de Fuca Ridge. The farther one advances afar from the dish expression, the older the seafoot buffets. 25. (Question B2, Emblem 2.6). Mark the seafoot buffets older than 8 darling years are offer west of the Juan de Fuca Ridge but not east of the ridge. What could account their deficiency from the map? They are lukewarm accordingly ______________. 1. a smite lubricate misdeed parallel the ridge has advanced older buffets further north. 2. older buffets keep been subducted underneathneath the North American Dish 3. rifting has amountd metamorphism, which obliterated the old age of the seafoot 4. erosion of the sea foot destroyed buffets older than 12 darling years 26. (Question B3, Emblem 2.6) The idea of dish expression delineateed by the red thread on the emblem is a/n __________________ expression. 1. transmute 2. convergent 3. incongruous 4. unconformity 27. (Question B4, Emblem 2.6) Which of the flourishing best explains the source of magma that builds Cascade Range volcanoes? 1. As the North American Dish and the Juan de Fuca Dish slide late each other on a absolute flatten, attrition amounts the warmth to geneadmonish magma. 2. As the Juan de Fuca dish is rifted separately, inferior exurgency at the rift amounts magma that feeds the volcanoes at the Cascade Range. 3. Subduction of the Juan de Fuca Dish underneathneath the North American Dish brings buffets from the deep foot and marine refuse to profoundnesss where peculiar liquescent ensues due to the extensiond atmosphere and the govern of inspire. 4. Migration of the North American Dish aggravate a hot blot is imperative for the Cascade Range volcanoes. Part 2- Google Earth The exercises that flourish use Google Earth. For each topic (or set of topics) latee the subsidence that is loving into the “fly to” box. Test each subsidence at multiple eye altitudes and differing amounts of tilt. For any gaugements use the supporter dupe, this can be accessed by clicking on the supporter icon aggravatehead the effigy. Google Earth: Hawaiian Islands Fly to Hawaii. Please reconsideration the minority on Hotspots and the Hawaiian Islands in the Lab manual and in the individual notes. Rocks keep been dated on each of the Hawaiian Islands and their ages are as flourishs: Big Island- 0 (active), Maui – 1.1 darling, Kauai- 4.7 darling, Nihoa (23 03 32.79N 161 55 11.94W)- 7.2 darling years 28. Consider the ages and positions of the islands listed aggravatehead parallel delay what you recognize encircling dish tectonics and hotspots. In what open inclination is the Pacific Dish tender? 1. Northwest 2. Southeast 3. Northeast 4. Southwest 29. How steadsteadunswerving was the Pacific dish tender during the conclusive 1.1 darling years among the construction of the Big Island and Maui in cm/year? 1. ~5 cm/year 2. ~10 cm/year 3. ~15 cm/year 4. ~20 cm/year 30. How steadsteadunswerving was the Pacific dish tender from 7.2 darling years ago to 4.7 darling years ago among the construction of Kauai and Nihao in cm/year? 1. ~5 cm/year 2. ~10 cm/year 3. ~15 cm/year 4. ~20 cm/year 31) Test the headings of the gaugements that you took for the former two topics. The headings manifest the inclination the Pacific Dish is tender aggravate the hot blot. How does the inclination of noise of the Pacific Dish during the conclusive 1.1 darling years contend from inclination of advancement among 4.7 and 7.2 darling years ago? The inclination of dish advancement in the conclusive 1.1 darling years________. 1. illusions no exexvary 2. has grace departed northerly 3. has grace departed southerly 32) Zoom out and test the dozens of sunken volcanoes out late Nihoa, denominated the Emperor Seamounts. As one of these displosive islands on the Pacific Dish advances off the hotblot it graces slothful, or extinct, and the island initiates to penetrate as it and the embracing tectonic dish calm down. The hurry the islands are penetrateing can be estimated by measuring the contendence in altitude (tilting the effigy helps to ascertain the chief altitude) among two islands and dividing by the contendence in their ages (this regularity assumes the islands were a correspondent dimension when they were erratic). Using Maui and Nihoa, how steadsteadunswerving are the Hawaiian Islands penetrateing? 1. ~0.05 cm/year 2. ~0.5 cm/year 3. ~5 cm/year 4. ~10 cm/year 33) Using the hurry you fitted in the former topic (and by likely exchanges in sea flatten), when achieve the Big Island of Hawaii penetrate beneath the deportment of the deep? 1. ~650,000 years 2. ~1.2 darling years 3. ~8 darling years 4. ~13 darling years 34) Test the Emperor Seamounts and mark that it is a regular compact that reaches far north to the Aleutian Islands of Alaska. Using a hurry halfway among that which you fitted in topics 29 and 30, weigh the age of the oldest (furthest North) seamount in the Emperor Seamounts? (Hint 1- using the thread statute of the supporter dupe achieve not exertion departed the Pacific Dish had a drastic exexvary in inclination, try using the road statute of the supporter dupe to grant a departed accuadmonish separation; Suggest 2- Departed you recognize the dish does not advance at the selfselfcorresponding hurry aggravate occasion, the age you estimated achieve contend from the developed age fixed on radiometric dating, for-this-reason your confutation achieve be contendent from the one loving in the lab manual!). 1. ~30 darling years 2. ~45 darling years 3. ~60 darling years 4. ~75 darling years Google Earth: Identifying Dish Boundaries 35. Fly to 15 19 48.78 S 75 12 03.41 W. What idea of tectonic dishs are offer? 1. Ocean- Deep 2. Ocean- Continent 3. Continent- Continent. 36. What idea of dish tectonic expression is offer? 1. Transmute 2. Convergent 3. Divergent 37. Fly to 6 21 49.68 S 29 35 37.87 E. What idea of statute is going on at this subsidence? 1. Seafoot spbalbutiation 2. Continental rifting 3. Subduction 38. What idea of dish tectonic expression is offer? 1. Transmute 2. Convergent 3. Incongruous 39. Fly to 28 04 27.04N 86 55 26.84E. What idea of tectonic dishs are offer? 1. Ocean- Deep 2. Ocean- Continent 3. Continent- Continent. 40. What idea of dish tectonic expression is offer? 1. Transmute 2. Convergent 3. Incongruous