EAPS 112 - Exam 1 Questions & Answers 2023/2024
Name the 7 major plates of the World: - ANSWER-1. Pacific
2. South American
3. North American
4. African
5. Eurasian
6. Antarctic
7. Indo-Australian
Name the 3 types of plate boundaries: - ANSWER-1. Convergent
2. Divergent
3. Transform
...
EAPS 112 - Exam 1 Questions &
Answers 2023/2024
Name the 7 major plates of the World: - ANSWER-1. Pacific
2. South American
3. North American
4. African
5. Eurasian
6. Antarctic
7. Indo-Australian
Name the 3 types of plate boundaries: - ANSWER-1. Convergent
2. Divergent
3. Transform
Name 5 major types of evidence for the concept of plate tectonics: - ANSWER-1. Jigsaw puzzle like fit at
continental coastlines
2. Similar geology at areas thought to be joined.
3. Paleoclimatic evidence
4. Glacial striations
5. Matching fossils
What are magnetic reversals? - ANSWER-Change of Earth's magnetic fields. (magnetic north - geographic
south)
What evidence is there for magnetic reversals? - ANSWER-Polarity fields across the ocean floor.
When did the last magnetic reversal occur? - ANSWER-86,000 years ago.
, What did Wegener do? - ANSWER-Continental Drift Theory
What did T.C. Chamberlin do? - ANSWER-Multiple Working Hypotheses
What did Harry Hess do? - ANSWER-Unifying Theory of Plate Tectonics
Explain "Continental Drift Theory" - ANSWER-Shorelines of continents fit together, showing they may
have drifted apart. Mountain range line up as well.
Explain the "Theory of Plate Tectonics" - ANSWER-Explains the movement of plates that drift on the
asthenosphere.
What does the "Theory of Plate Tectonics" help to explain? - ANSWER--Earthquakes
-Volcanoes
-Mountain Formations
-Continent Locations
Explain "Multiple Working Hypotheses" - ANSWER-Developing multiple hypotheses at the start, rather
than settling on one. Most won't be true, and will make it more likely that a meaningful hypothesis
arises.
When was the "Theory of Multiple Working Hypotheses" proposed? And by whom? - ANSWER-1890. T.C.
Chamberlin
What is the progression to establishing a law? - ANSWER-Hypothesis --- Theory --- Law
Provide two facts on the "Kentland Disturbance" - ANSWER-1) Small area of deformed rocks surrounded
by horizontal rocks.
2) Lower forming rocks were found as deformed rocks on the surface.
Name several possible origins of the "Kentland Disturbance" - ANSWER--Impact Event
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