Unit 2 Exam - Craig Fisher | Library

Answer the questions by clicking on the correct answer. You will have ONE class period in which to complete this exam.

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Which of the following is NOT a characteristic of a mineral?

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In addition to reclamation, a good way to reduce the environmental effects of mining is to

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Which of the following is NOT true of minerals?

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Which of the following is not a class of nonsilicate minerals?

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What is a mineral deposit that is large and pure enough to be mined called?

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What is the name for a nonmetallic mineral that is valued for its beauty and rarity rather than its usefullness?

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In addition to silicon & oxygen, silicate minerals usually contain

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The potentially harmful effects of mining can be reduced by

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Which mineral is the most resistant to scratching?

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Besides air & water, what can change the color of a mineral?

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What occurs when minerals break unevenly along curved or irregular surfaces?

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What is the color of a mineral in powdered form called?

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The process in which water, wind, ice & heat break down rock is called

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Which of the following processes changes rock on Earth's surface?

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What forms when rock partially or completely melts?

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Which of the following are ways magma is formed?

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What kind of texture does igneous rock have when magma cools slowly?

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What kind of rock is formed when magma melts into pre-existing rock?

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What kind of rock is formed from lava that cools on the Earth's surface?

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Which process forms sediment?

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What are strata?

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What kind of sedimentary rock is made from fossils?

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What is the process called in which sedimentary rocks are arranged in layers?

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How did humans use rocks in the past?

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Sedimentary rock is formed through the process of

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What are the main catagories of sedimentary rock?

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What kind of metamorphic rock has its mineral grains arranged in planes or bands?

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The process in which sediment is dropped and comes to rest is called

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When shale is exposed to slight heat & pressure, what foliated metamorphic rock does it become?

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What is the grain size of the igneous rock formed when magma cools quickly?

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What do folds or bends in rock show?

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What is one way that magma forms?

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Besides heat, what else causes a rock to undergo metamorphism?

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What is the largest of all intrusive igneous rock formations?

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What kind of texture will a conglomerate rock have?

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Besides clastic & chemical, what is the other kind of sedimentary rock?

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What determines the composition of a rock?

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Which of the following is NOT a way to obtain fossil fuels?

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Which of the following is NOT a problem created by fossil fuel use?

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What is any natural material used by humans called?

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Which of the following is a renewable resource?

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Natural resources that humans use to generate energy are called

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The use of solar energy systems is limited by

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Which of the following did NOT come from once living organisms?

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Which of the following is a nonrenewabe resource?

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What is reusing waste or scrap materials called?

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From what do petroleum & natural gas mostly form?

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Which of the following is NOT a stage of coal formation?

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What is the joining of two or more nuclei to form a larger nucleus called?

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Where does biomass energy come from?

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According to uniformitarianism, how does geologic change happen?

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Which of the following events would be a catastrophe?

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What is the most common type of unconformity?

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Which two methods of radiometric dating are used for rocks more than 10 million years old?

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Which of the following is an example of mineral replacement?

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Which kinds of temperatures will slow down an organism's decay?

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Which era are we in now?

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What process involves the comparison of rock layers with others in a sequence to determine its age?

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Which of the following is the largest division of geologic time?

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Erosion is one of the major causes of missing rock layers, known as

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A fossil used to date surrounding rock layers is called a(n)

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How many years of the history of Earth do geologists study?

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The phrase "younger over older" could be used to remember the principle of

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Which of the following do geologists use to date rock layers?

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What do scientists think may have caused dinosaurs to become extinct?

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What happens during radioactive decay?

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How do geologists use the geologic time scale?

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What can a scientist learn from studying the relationships between fossils?

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What would geologists use to determine the most accurate and precise age of Earth's oldest rocks?

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Global climate change may have caused the extinction of which group of animals?

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Which of the following is NOT a method of absolute dating?

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What do scientists know about an undisturbed sequence of rocks?

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Why is the fossil record incomplete?

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Which method is most useful in dating the remains of plants and animals that lived within the last 50,000 years?

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Which part of an animal is most commonly preserved?

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