EOSC 118 Study Guide - Quiz Guide: Kimberley Process Certification Scheme, Environmental Health, Coalbed Methane
16 Apr 2014
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Great work on quiz 4 the average was ~16 / 20! Below is a selection of commonly misanswered questions on the quiz that warrant further discussion and/or clarification. We hope this helps you with your comprehension of the course material and for studying towards our upcoming final exam (more details to be posted soon)! Also, don"t forget that we"ll only be using the top 3 of 4 quiz marks in the calculation of your final grade for the course. A: publicizing the kimberley process and conflict gemstones was one of the major factors. A: silver (ag) commonly contains gold (au) (forming alloy called electrum), and sometimes mercury (hg), arsenic (as), and antimony (sb). A: the early uses of copper in tools and jewels are well known; however, copper coins are known from relatively modern era, as well as copper electric wiring. A: the first three steps (blasting > crushing > milling) are logical and almost nobody made a mistake there.
