Appendix M-Deserts Essay

621 Words Jul 10th, 2011 3 Pages
Axia College Material
Appendix M

Week Six Lab Report: Deserts

Answer the lab questions for this week and summarize the lab experience using this form.

|Full Name |Jessica Payne |
|Date |12/19/10 |

Carefully read pages 265-276 of Geoscience Laboratory.

Complete this week’s lab by filling in your responses to the questions from the Geoscience Laboratory. Select answers are provided for you in red font to assist you with your lab work. Although you are only required to respond to the questions in this worksheet, you are encouraged to answer others from the text on your own.

Lab Questions

15.4. Given principles 1–4
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15.20. From which direction did the wind that fashioned the dunes of the Laeside region blow (NE, NW, SE, or SW)?

Answer: from the northwest

15.22. A. What kind of rock appears to be upturned around the margins of the salt dome in Figure 15.18—igneous, sedimentary, or metamorphic?

The aridity that promotes precipitation of evaporite minerals also accounts for the durability of chemical sedimentary rocks in deserts.

B. What is the evidence for your answer?

Salt deposits, for example, are quickly dissolved in humid regions, but they endure in the dry atmosphere of deserts.

Lab Summary

Address the following questions in a 100- to 200-word summary:

• Summarize the general principles and purpose of the lab. • Explain how this lab helped you better understand the topics and concepts addressed this week. • Describe what you found challenging about this lab. • Describe what you found interesting about this lab.

Write your summary here:

The general principles and purpose of the lab is what are the mechanism for the development of desert minerals? What are some of the elements and minerals that form in desert environments? How are salt domes formed? This lab helped me better understand the topics and concepts addressed this week by explaining what are the explanations for deserts ascribed to rain shadows and cold-water coasts? What are two examples of how animals

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