Post on 18-Dec-2015
transcript
1. Where is the triple junction?
ABCD. All of the aboveE. None of the above
2. What ocean floor feature is found just offshore of the west coast of
South America? A. East Pacific RiseB. Peru-Chile TrenchC. Great Barrier ReefD. Easter Island Hotspot
3. Most present-day volcanic island arcs are found along the margins of
which ocean? A. AtlanticB. ArcticC. IndianD. PacificE. Southern
4.For Americans, the most famous transform plate boundary is…
A. The New Madrid Fault Zone B. The Puerto Rico TrenchC. The Sigsbee DeepD. Mt. St. HelensE. The San Andreas Fault Zone
5. At which location is NEW crust forming?
A. IcelandB. JapanC. AlaskaD. BrasilE. Mexico
6. Place these block diagrams in proper chronological sequence.
A.A-B-C-DB.B-A-C-DC.C-D-A-BD.D-B-A-CE.D-C-A-B
7. Here’s a map of Africa’s Great Lakes. Judging by shape and by the Theory of Antipodal Focusing, which
one might be considered most likely to have been formed by a meteor impact?
A. Lake TurkanaB. Lake AlbertC. Lake VictoriaD. Lake
TanganyikaE. Lake Nyasa
(a.k.a., Lake Malawi)
8. Here are some pictures of the Siberian Traps, both when they were active (top) and as they look today (bottom) . According to the Theory of Antipodal Focusing, what may have caused this largest of flood basalts?
A. Subduction in JapanB. Transform Shifting in
South AmericaC. Crater Impact in
AntarcticaD. Volcanic Eruption in
Australia
9. Where do MOST transform boundaries occur?
A. In oceansB. Along island arcsC. In mountain rangesD. On coastal plains
10. What is the name given to this landmass?
A. Panthalassa; B. Gondwanaland; C. Tethys; D. Pangea; E. Laurasia
11. The photo below marks what kind of tectonic boundary?
A. DivergentB. ConvergentC. TransformD. HotspotE. Collisional
12. This man is the “father” of the Theory of Plate Tectonics. His name is
…
A. Henry HessB. Galileo GalileiC. Charles DarwinD. Alfred WegenerE. Alfred Wallace
13. What kind of stress is forming the San Andreas Fault?
A. CompressionB. ShearingC. TensionD. Hotspot
14. Which way is the Pacific Plate presently moving?
A. NortheastB. NorthwestC. SoutheastD. Southwest
15. Iceland is unique because it gives us a window into…
A. Mid-ocean RidgesB. Fault ZonesC. Shield VolcanoesD. HotspotsE. Collisional
Boundaries
16. These are the Himalayas. Which plates are involved in forming them?
A. GondwanaB. LaurasiaC. IndiaD. AfricaE. Asia
17. What is found at the bottom of the Gulf of California?
A. Mid-ocean RidgeB. Freshwater springs C. Ocean TrenchD. Reverse fault
18. What evidence is there that this part of Africa is forming a
divergent boundary?
A. Large, deep lakesB. Long, narrow seasC.VolcanoesD.All of the above
19. The Appalachians formed from …
A. A convergent boundary
B.A divergent boundaryC.A transform
boundaryD.Over a hotspot
20. Which of the following WAS NOT at first used as evidence for
Continental Drift?
A.
B.
C.
21. What is this illustrating?
A. Earth’s magnetic poles have reversed through geologic time.B. Earth’s poles split and meander across the northern hemisphere.C. Earth’s poles fluctuate in strength over time. D. Continents move across the globe, while the poles move only slightly.E. Continents lay fixed while the poles move.
22. What is the process that forms the volcanoes of the Cascades?
A.AccretionB.HotspotsC.ShearingD.Subduction
23. According to the Theory of Antipodal Focusing, where most likely is the crater impact that formed the Hawaii hotspot?
A. Easter IslandB. YellowstoneC. GalapagosD. Lake VictoriaE. Meteor Crater,
Arizona
24. What accounts for the distribution pattern of known impact craters on
Earth?
A. The Moon has protected the equatorial regions from Meteor impacts.
B. The oceans, polar regions, and most tropical areas have not been explored for craters.
C. The poles don’t get many impacts.
D. Meteors are attracted to temperate areas – the “Goldilocks Principle”.
25. What present-day continents collided 230 million years ago to form
the Appalachians? A. AfricaB. EuropeC. AntarcticaD. North AmericaE. Australia
26. Which of the following mountain ranges would be represented by figure
A? 27. figure B?
A. HawaiiB. AleutiansC. CascadesD. HimalayasE. Andes
28. This is a diamond mine, a mined out kimberlite pipe. What geologic process is most
likely responsible for these highly localized diamond beds?
A. SubductionB. HotspotC. RiftingD. Transform fault
zone
29. Magnetic Reversals have helped to prove the Theory of Plate Tectonics by
demonstrating that…
A. Seafloor spreadsB. Poles wanderC. Subduction occursD. Faulting happens
The 1811-1812 New Madrid Earthquakes were an intense intraplate earthquake series beginning with an initial pair of very large earthquakes on
December 16, 1811. These earthquakes remain the most powerful
earthquakes ever to hit the eastern United States in recorded history. 30. What most likely is the
cause of earthquakes in the Midwest and along the Mississippi?
A. Alien subterranean colonies
B. Nuclear testsC. Failed rifts long ago
covered by sedimentD. SubductionE. Hotspot
31. This 220 million year-old fossil of an amphibian’s upper jaw and palate was unearthed in Antarctica
recently. What best accounts for the fact that a tropical cold-blooded creature once inhabited this – the deep-
freeze of the world?
A. Amphibians were once able to handle cooler climates.
B. Antarctica was closer to the equator.
C. Global warming had made Antarctica much warmer.
D. The amphibian had lived somewhere else, and ocean currents deposited it by Antarctica.
32. Where is the oldest seafloor? 33. The newest?
Look at the Blue Globe for reference points.
34. What is this formation, found underneath Chesapeake Bay?
A. Ancient volcanoB. Ancient riverbedC. Ancient antipodal
hotspotD. Ancient impact
crater