Geology Cheat Sheet for Exam 3 | Download for quality grades |

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Test Questions 1. Just nine elements account for what percentage of the composition of the earth's crust? - 99.7% 3. Extracting a single ounce of gold, the amount in a typical wedding ring, can eas... ily require the mining of more than 250 tons of rock and ore 2. Fluids may escape from a magma chamber by seeping through cracks and pores in the surrounding rock and create - B. hydrothermal ore deposits 3. Caly is commonly used to - All of the above 4. PERHAPS THE MOST widespread undersea mineral resources are ● Manganese nodules 5. The U.S is the number one consumer of energy in the world and uses how many BTU’S of energy per year? - 100 quadrillion BTUS 6. What country is now the number one producers of natural gas in the entire world - United States 7. It takes how many tons of tar sand to produce one barrel of oil? - 2 tons 8. There are currently how many miles of crude oil pipelines in the U.S - 55,000 9. The most acidic rain in the U.S. fall in the? - Northeast 10. Ash- released with emission gases, the ash fouls the air - When dumped onto the surface, the fine- grained ash [Show More]

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