Presentation on theme: "Welcome to Jeopardy! Please raise your hand to answer. An answer must be in the form of a question. Each correct answer is worth five extra credit points."— Presentation transcript:
Welcome to Jeopardy! Please raise your hand to answer. An answer must be in the form of a question. Each correct answer is worth five extra credit points. The maximum daily score is 25 points. Each incorrect answer costs five extra credit points. All negative scores will be cancelled at the end of the game (today).
The density of white tail deer in PA. What is 25 deer per square kilometer? Everything on earth is made of these. What are chemical elements (about 90)? The crust of a tectonic plate moves about this fast. What is a few centimeters per year? These are usually harder and stronger than the parent metals. What are alloys?
U.S. cities and highways each use about this many acres. What is 80 million? This many elements make up 98% of the Earth’s crust. What is 10? First year college students should get a vaccination against this disease. What is meningitis? The two basic industries in modern society. What are mining and agriculture?
Between 1950 and 1997, the doubling time for global fish catch. What is 18 years? A mineral occurrence that can be the source of one or more elements. What is an ore? These minerals are essential to our economy and military capability. What are strategic minerals? Mecca is reeling from this disease. What is polio?
Milling does this to ore. What is crush into small pieces? The reason colliding continental plates form mountains. What is low density of both plates? Rocks are made of these. What are minerals? The three types of rocks. What are igneous, sedimentary, and metamorphic?
This many minerals make up over 95% of continental and oceanic crust. What is fewer than 20? The most volatile part of magma. What is water? A method to slow down mineral depletion. What is recycling? Another name for the upper most layer of Earth. What is the lithosphere?
In a small Montana town, this many people became ill due to asbestos from a mine. What is 1200? Often the cause of large earthquakes. What is sudden slipping of tectonic plates sliding past one another? The dark side of mineral use. What are some environmental problems? Amount of U.S. land affected by mining? What is 1% or half an average state?
This happens when opposite currents meet and ascend in the athenosphere. What is sea floor spreading? One of the main objections to dams. What is harm done to fish? This mineral occurs in salt lakes. What is potash? The location of the town of Potash. What is near Moab, Utah?
The two elements which make up 75% of Earth’s crust. What are silicon and oxygen? The percentage of electrical power produced by hydroelectric dams in the U.S. What is 7%” This member of the human family became extinct about 28,000 years ago. What are Neanderthals? Neanderthals were discovered here. What is the Neander Valley in Germany?
Rock formed by solidification of magma. What is igneous rock? Rock changed by high temperature and/or pressure within the Earth. What is metamorphic rock? Rock that becomes layered due to erosion and sedimentation. What is sedimentary rock? Japan’s largest corporation. What is Toyota?
Three elements in common fertilizers. What are nitrogen, phosphorous, and potassium? Tectonic plate motion produces these three types of events. What are plate sliding, plate destruction, and plate creation? This form of mining involves pumping hot water down a drill hole into a mineral zone. What is solution mining?
The melting of an ore concentrate to separate the metal or metals it contains from other elements. What is smelting? The general term for the process by which a metal is brought to a fine or pure state. What is refining? Non-valuable minerals associated with ore. What is gangue?
Earth is covered with moving plates. At the plate boundaries, these three things occur. What are plate formation, plate destruction, and plate sliding? German and Finland recycle this much of their paper products. What is 75% U.S. government wants to, but oil companies are lukewarm. What is drill for oil in ANWR?
Amount of U.S. land designated as wilderness. What is 4%? Approximate number of U.S. lawyers. What is 1,000,000? Approximate number of CA lawyers. What is 200,000?