MNG 401 Complete Study Test.

MNG 401 Complete Study Test. The economic value of mining in the U.S. is about: - CORRECT ANSWER $2.5 trillion Mining accounts for approximately _____________ of the U.S. economy: - CORRECT ANSWER 15% In the U.S., about how many nonfuel minerals do we mine? - CORRECT ANSWER 80 A trade association engages in many activities, including: (choose ALL that apply) - CORRECT ANSWER Providing technical services of broad interest to its members Working with Congress on proposed legislation that would affect its members A labor union engages in many activities, including: (choose ALL that apply) - CORRECT ANSWER Working with companies on matters of mutual interest Advocating for the interests of its members Which is a government agency with a major role in the mining industry? - CORRECT ANSWER Environmental Protection Agency What is the goal of mineral processing? Choose ALL that apply. - CORRECT ANSWER To beneficiate the valuable components of the ore Higher rank coals are generally harder, contain less moisture, and have higher levels of volatile matter and higher caloric values. - CORRECT ANSWER False Choose the industrial minerals from this list. - CORRECT ANSWER Phosphate salt talc trona Anthracite - CORRECT ANSWER hard brittle black shiney coal called hard coal