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Plummer et al - Physical Geology (Homework)

James Finch

Environmental Science, section 001, Fall 2019

Instructor: Dr. Friendly

Current Score : 6 / 6

Due : Saturday, October 19, 2019 16:00 EDT

Last Saved : n/a Saving...  ()

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Question
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6/6 (100.0%)

  • Instructions

    Here are some textbook questions from Physical Geology 9/e by Plummer, McGeary, and Carlson published by McGraw-Hill. Click here for a list of all of the questions coded in WebAssign. This demo assignment allows many submissions and allows you to try another version of the same question for practice.

Assignment Submission

For this assignment, you submit answers by question parts. The number of submissions remaining for each question part only changes if you submit or change the answer.

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1. –/1 points Plummer9 1.TB.21. My Notes
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The plates that form Earth's rigid outer shell move relative to each other at rates that generally range from ___ a year.
    
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2. –/1 points Plummer9 2.TB.16. My Notes
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Given two quartz crystals that grew freely into a gas- or fluid-filled space, the angles between corresponding faces on the two crystals are unlikely to be the same.
    
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3. –/2 points Plummer9 3.TB.42. My Notes
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Within a magma chamber, (No Response) minerals tend to crystallize early (at higher temperatures) and (No Response) minerals tend to crystallize later (at lower temperatures).
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4. –/1 points Plummer9 4.TB.28. My Notes
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Dust injected into the upper atmosphere by large volcanic eruptions can have the effect of ___. (Select all that apply.)

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5. –/1 points Plummer9 5.TB.45. My Notes
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After the complete chemical weathering of a limestone composed entirely of calcite, a primary product of that weathering is ___. (Select all that apply.)

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