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Homework #4_ AU20 ASTRON 1141 - Life in Universe...

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10/12/2020Homework #4: AU20 ASTRON 1141 - Life in Universe (21773)1/9Homework #4DueOct 6 at 5:30pmPoints4Questions12AvailableSep 29 at 12am - Dec 17 at 11:59pm3 monthsTime LimitNoneInstructionsAttempt HistoryAttemptTimeScoreLATESTAttempt 11 minute4 out of 4Score for this quiz:4out of 4Submitted Oct 6 at 12:02pmThis attempt took 1 minute.Please readBasin and Rangefrom "According to present theory" to the end.Please pick the best answers to the multiple-choice questions below, based on your reading of the book.Note that answers may state true facts without being an actual answer to the question. One final note is thatthis book was written a few decades ago. You may occasionally notice references, etc. that indicate that itwas not written in the twenty-first century. One of those is featured in a question on this quiz. In addition, weunderstand much more how mantle convection drives plate tectonics than we did 40 years ago.0.34 / 0.34 ptsQuestion 1These are two images of magnetite crystals suspended in liquid. In one case,there is a strong magnetic field present. Which image shows the magnetitecrystals aligned with the strong magnetic field?
10/12/2020Homework #4: AU20 ASTRON 1141 - Life in Universe (21773)bCorrect!Correct!
2/90.33 / 0.33 pts

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Term
Fall
Professor
Tendrup
Tags
Plate Tectonics, mid ocean ridges, Mount Everest

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