In Alaska exists one of the largest ocean feeding glaciers, The Columbia Glacier.  It has recently been discovered that it is retreating at a pace of up to 50 feet per day.  Antarctica is another area with extensive land based ice sheets that if they were to melt would raise sea level 200 feet.  Greenland may be the most immediate threat to sea level […]

 what is Physical Weathering and how does it work.

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Read Case Study V: Retrospective Cohort Study of The Association of Congential Malformations and Hazardous Waste on pages 374-378 of your text and discuss the following: 1. What are controls in a research study and how are they used? How are controls used in this study? 2. What are confounding variables and how do they affect a research study? What are the problems and limitations […]

Write a term paper on one of the topics listed below. Discuss how the unique physical and chemical properties of water contribute to the importance of water for life on Earth to survive. Discuss how the methods of experimentation and observation have changed throughout the history of science. Explain the role so called “accidental” discoveries played in the history of science. Describe the major experiments […]

(3) Read the following article on lactic acid build-up in muscles.  Thoroughly explain how this article is related to this week’s lesson.  Roth, S. M. (2006, January 23) Why does lactic acid build up in muscles? And why does it cause soreness? Scientific American.  Retrieved from http://www.scientificamerican.com/article/why-does-lactic-acid-buil/

Assignment 1: Applications of the Scientific MethodDue Week 4 and worth 160 points The scientific method is useful in problem solving and decision-making in a wide variety of fields. In this assignment, you will demonstrate how to use the scientific method to make decisions and solve problems in your field of study or everyday life. Write a three to five (3-5) page paper in which […]

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The Earth’s largest phylum is Arthropoda, including centipedes, millipedes, crustaceans, and insects. The insects have shown to be a particularly successful class within the phylum. What biological characteristics have contributed to the success of insects? In many science fiction scenarios, post-apocalyptic Earth is mainly populated with giant insects. Why don’t we see giant insects today?   250-500 words