L Anse Creuse Elementary Division ROCKHOUNDS TEST. Science Olympiad District Tournament. Station Questions. March 19, 2011

Transcription

1 L Anse Creuse Elementary Division ROCKHOUNDS TEST Science Olympiad District Tournament Station Questions March 19, 2011

2 STATION A 1. What type(s) of specimens are these? a. Minerals b. Sedimentary c. Igneous d. Metamorphic e. Metamorphic and Sedimentary 2. These specimens have been used in a. Steam locomotives b. Steel furnaces c. Neither a or b d. Both a and b 3. Which rock has very tiny fossils? a. Anthracite coal b. Bituminous coal c. Basalt d. Slate 4. Which specimen has the higher carbon content? a. Specimen A b. Specimen B c. They are equal in carbon content d. Neither, they contain no carbon 5. What is a rock? a. It is another word for concrete. b. A natural combination of one or more minerals. c. An organic solid with economic value. d. A fragment of the Earth s crust.

3 STATION B 6. These specimens can show what kind of fracture? a. Conchoidal b. Cubic c. Hackly d. Splintery 7. Specimen C is called a. Desert Rose b. Sandstone c. Sandy Rose d. Quartzite 8. Specimen A has cleavage that is a. Perfect in one direction b. Perfect in two dimensions c. Perfect in three dimensions d. Perfect in four dimensions 9. These specimens can be a. Scratched with a fingernail b. Scratched with a copper penny, but not with a fingernail c. Scratched with a steel knife but not with a copper penny d. Scratched with glass, but not with a steel knife 10. What word describes the way a mineral reflects light? a. Crystalline formation b. Gleam c. Luster d. Streak

4 STATION C 11. A volcanic rock with a hollow interior where crystals grow, but is not completely filled in is called: a. Agate b. Geode c. Vug d. None of the above 12. Which specimen will show a double image? a. Calcite Iceland Spar b. Calcite Dog Tooth c. Crystal Quartz d. Halite 13. What is the crystal formation of Specimen B? a. Cubic b. Rhombohedron c. Mono clinic d. Hexagonal 14. Which of the following specimens will react to acid? a. Quartz crystal b. Gypsum Satin Spar c. Calcite Iceland Spar d. All of the above 15. What is a mineral? a. An inorganic, naturally occurring crystalline solid. b. A special kind of rock used for jewelry. c. A rock that has reached the last stage in the rock cycle. d. A type of fossil with unique elemental properties.

5 STATION D 16. The specimen in this box is a. Ore of Lead b. Pure carbon c. Decaying plant, swamp or box d. Ore of Iron 17. The streak of this specimen is a. Brownish-red b. Orange c. Red d. Black 18. Which is NOT a common use for this specimen? a. Pencils b. Fishing Rod c. Golf club d. Landscaping 19. What is the luster of this specimen? a. Sub-metallic b. Non-metallic c. Metallic d. Vitreous e. Dull 20. What is the tendency to split along a definite crystalline plane yielding a smooth surface? a. Fracture b. Structure c. Habitat d. Cleavage

6 STATION E 21. The specimens in this box are a. Minerals b. Igneous rocks c. Metamorphic rocks d. Sedimentary rocks e. A and B 22. Specimen A is a. Galena b. Garnet Schist c. Gneiss d. Metaquartzite 23. The crystals in specimen A are a. Garnet crystals b. Quartz crystals c. Mica d. Metaquartzite e. Fluorite 24. The name of specimen B is a. Metaquartzite b. Marble c. Gneiss d. K-Feldspar *25. The stripes in specimen B are due to a. deposition sediment layers. b. the reorganization of minerals during metamorphosis. c. crystal development during the cooling of magma. d. impurities in the rock.

7 STATION F 26. Specimen A was a. Formed when magma cooled b. Formed when lava cooled c. Formed when quartz and feldspar cemented together d. Formed from gneiss through metamorphosis 27. Specimen A is used a. Mainly in art, as sculpture b. Mainly in roads c. Mainly in landscaping d. Mainly ground to a fine powder in polishes e. Mainly in buildings as countertops, tile and more 28. Specimen B a. Was formed through erosion b. Was formed from Sandstone through metamorphosis c. Was formed from quartz cemented together d. Was formed when lava cooled 29. Specimen B is considered to have a. Smooth texture b. Fine-grained texture c. Medium-grained texture d. Coarse-grained texture e. Pebbly texture *30. Igneous rocks can become metamorphic through a. plate tectonics squeezing intrusive rock. b. glacial scour. c. volcanic eruption. d. erosion and compression.

8 STATION G 31. These specimens are similar in that a. They are both minerals b. They are both metamorphic rocks c. They are both igneous rocks d. They are both white e. They both have air bubbles 32. Specimen A has economic importance because it is used a. In buildings b. As an abrasive c. As jewelry d. To build roads 33. Specimen B is a. Softer than Diamonds, harder than Corundum b. Softer than Hematite, harder than talc c. Softer than Talc, harder than Copper d. Softer than Topaz, harder than Glass 34. What causes the different colors seen in Specimen B? a. Heat b. Impurities c. Colored dyes d. Pressure 35. Specimen A is made up of a. Quartz, Calcite b. Limestone c. Mica, Quartz d. Calcite, Shells e. Calcite, Pyrite

9 STATION H *36. Specimen A was formed through a. Erosion b. Evaporation c. Fossilized swamp materials d. Volcanic activity 37. Specimen A is unusual in that a. It does not react to acid b. It is both a mineral and a rock c. It has a white streak d. It is translucent 38. Specimen A has economic importance because it is used a. For road safety b. As jewelry c. Cooking d. A and C 39. Specimen B is part of which family? a. Mica b. Coal c. Quartz d. Crystal 40. Specimen B has a specific gravity of a b. 7 c. 2.8 d. 2.1 e. Too variable to have a single designation

10 STATION I 41. These specimens are alike in that: a. They both float in water b. They both have air holes c. They are both formed by lava d. They both have the same fracture tendencies e. They both react to acid 42. Specimen B is also called a. Soapstone b. Nature s glass c. Fool s gold d. Puddingstone e. Salt 43. Specimen A can be found a. In ancient tools b. In sculptures c. In electronics d. In soaps and polishes 44. The difference in the surfaces of these specimens was created by a. They way in which the lava cooled b. The sediments that they contain c. Erosion d. Heat and pressure 45. These specimens are at the beginning of the rock cycle, sand is at the end: a. True b. False c. I don t know d. All of the above

11 STATION J 46. These specimens are a part of what family? a. Mica b. Quartz c. Schist d. Crystal 47. These specimens are used as a. Fuel b. Jewelry c. Landscaping d. Insulation 48. The cleavage of this specimen is a. None b. Perfect c. Cubic d. Octahedral 49. Minerals are made up of a. Elements b. Artificial chemicals c. Rocks d. Sediments *50. The coloration of specimen A is a result of a. other minerals within the specimen b. biological materials in the mineral exposed to oxygen as it cools c. dirt that was trapped during formation. d. contact with heavy metals such as lead.

12 STATION K 51. Specimen A has economic importance because it is used a. In wires b. In concrete c. As an additive to iron d. In manufacturing steel 52. Specimen A has a special quality a. It glows in special conditions b. It has surgically sharp edges c. It can burn for a long time d. It conducts heat and electricity *53. How can you tell purple Fluorite and Amethyst Quartz apart? a. Compare the crystal formations b. Compare the way they fracture c. Compare the colors d. Compare the luster 54. The correct order of specific gravity from least to greatest is A. Kaolinite B. Copper C. Lepidolite D. Pyrite a. B, C, D, A b. A, C, D, B c. C, A, B, D d. C, B, A, D

13 STATION L 55. Specimen A has economic importance because it is used a. As an additive in blue paint b. As a fuel source c. As a source of copper d. In the production of steel 56. Specimen A can be scratched by a. A knife b. A penny c. Glass d. A and B e. All of the above 57. Specimen B has economic importance a. Because of its ability to conduct heat and electricity b. Because it is used to make powders c. Because it is used to make expensive jewelry d. Because it is used to make tools 58. Two forms of Specimen B are a. Fibers b. Float c. Dendrytic d. A and B e. B and C 59. When placed in hydrochloric acid, Specimen B will a. Release carbon dioxide bubbles b. Turn greenish c. Do nothing d. Melt

14 STATION M 60. Specimen A has economic importance because it is used a. To make steel b. To create wires c. To insulate electronics d. To decorate buildings 61. The red color of specimen A is due to a. Impurities b. The temperature at which the crystals formed c. Oxidation of iron d. The speed at which the crystals formed 62. Specimen B has economic importance because it is used a. Manufacturing steel b. Making pottery c. In Crystal radios d. To make jewelry e. To make Pencils 63. When subjected to hydrochloric acid specimen B will a. Not react b. Produce a rotten egg odor c. Disappear d. Change color 64. Who developed the hardness scale? a. James Hutton b. James Houston c. Franklin Moh d. Frederick Moh

15 STATION N 65. This crystal model is an example of what mineral? a. Halite b. Graphite c. Copper d. Biotite Mica 66. In the rock cycle, erosion can change which type of rocks into sediments a. Sedimentary b. Metamorphic c. Igneous d. All of the above e. None of the above 67. Which of the following is also known as Soapstone? a. Kaolinite b. Gypsum c. Calcite d. Talc e. Pumice 68. Which of the following is also known as Dogtooth Crystal? a. Kaolinite b. Gypsum c. Calcite d. Talc e. Pumice

16 STATION O 69. Which statement is true about specimen A? a. It was formed from shells and calcite b. It will react to hydrochloric acid c. It is the parent rock of marble d. All of the above 70. Which statement is true about specimen B? a. It has a specific gravity of 1.0 b. It has a specific gravity of 2.58 c. It has a specific gravity of 2.65 d. It has a specific gravity of Specific Gravity is a. The speed at which a mineral will fall to the earth b. How much a mineral weighs c. The ratio of air holes to solid material d. The density of a mineral *72. How many chemical elements make up over 98% of the earth s crust? a. 8 b. 10 c. 20 d List the following minerals from softest to hardest: A Quartz Chert B Bornite C Talc D Galena a. C, D, B, A b. A, B, C, D c. C, B, A, D d. D, A, C, B

17 STATION P 74. Specimen A is the result of a. Wind, water, temperature change b. Layers of sediment, cemented together over time c. Molten rock cooling above ground d. Intense heat and pressure causing a rock to change e. Molten rock cooling below ground 75. Specimen A is a known source of a. Abrasives b. Oil c. Acid d. Cement 76. Specimen B is made up of a. Quartz b. Quartz, Feldspar c. Mica, Quartz d. Mica 77. Specimen B is a result of a. Wind, water, temperature change b. Layers of sediment, cemented together over time c. Molten rock cooling above ground d. Intense heat and pressure causing a rock to change e. Molten rock cooling below ground *78. Specimen B is an example of a. Low-grade metamorphism b. Intermediate grade metamorphism c. High-grade metamorphism d. Chemical metamorphism

18 STATION Q 79. Which is true about specimen A? a. It is harder than Hematite b. It is softer than Lepidolite c. It is harder than Quartz d. It is softer than Feldspar 80. Specimen A is used as a. An insulator b. As an acid c. An abrasive d. Ornamental jewelry 81. Specimen B has a specific gravity rating of a b c. 8.9 d Specimen B has a streak that is a. Colorless b. Gray c. White d. Red *83. Michigan s State Stone is a. Halite found under Detroit b. Sandstone from Grindstone, MI c. Petoskey Stone which is fossilized coral d. Granite, one of several igneous rocks found in the western part of the northern peninsula

19 STATION R *84. Where does the energy that drives the rock cycle come from? a. Solar energy b. Radioactive heating from inside the Earth. c. Gravity d. A and B e. All of the above 85. Which photo shows evidence of physical weathering? a. Photo A b. Photo B c. Photo C d. A and C 86. Which photo shows evidence of chemical weathering? a. Photo A b. Photo B c. Photo C d. A and B 87. Which photo shows evidence of biological weathering? a. Photo A b. Photo B c. Photo C d. All of the above 88. All cause erosion except: a. Ice b. Wind c. Running water d. Plate tectonics

20 STATION S 89. A form of Specimen A has crystals, is found in Michigan, and it is called a. Petoskey stone b. Cement c. Pebble stone d. Pudding stone 90. Specimen B belongs to which family? a. Mica b. Quartz c. Gypsum d. Carbon 91. What is the specific gravity of Specimen B? a b. 2.6 c d Specimen B was used in the past for a. artistic sculptures. b. building material. c. landscaping. d. arrowheads. 93. Specimen A was formed by a. rushing water depositing pebbles, sand, and mud together then being compressed. b. waves washing pebbles ashore, then being buried over time. c. glaciers picking up pebbles and grinding them together to form larger rocks. d. machines that mixed the pebbles with cement.

21 STATION T 94. Igneous rock can become metamorphic rock by a. Volcanic eruption. b. Glacial scour. c. Deposit and cementation of rock particles. d. Plate tectonics squeezing intrusive rock. 95. These specimens share the following characteristics: a. They both float in water b. They both have air holes c. They are both formed by lava d. They both react to acid e. B and C 96. The difference in the surfaces of these specimens was created by a. The way in which they cooled b. The sediments that they contain c. Erosion d. Heat and pressure 97. Specimen A is commonly used for a. Building material b. Landscaping c. Countertops d. Insulation *98. The amount of time it takes molten rock to cool and harden affects: a. Size of the rock b. Mass of the rock c. Crystals in the rock d. All of the above

22 L Anse Creuse Elementary Divsion ROCkHOUNDS TEST Science Olympiad District Tournament Answer Packet March 19, 2011

23 STATION A (A=Bit. Coal, B=Anth. Coal) 1. What type(s) of specimens are these? a. Minerals b. Sedimentary c. Igneous d. Metamorphic e. Metamorphic and Sedimentary 2. These specimens have been used in a. Steam locomotives b. Steel furnaces c. Neither a or b d. Both a and b 3. Which rock has very tiny fossils? a. Anthracite coal b. Bituminous coal c. Basalt d. Slate 4. Which specimen has the higher carbon content? a. Specimen A b. Specimen B c. They are equal in carbon content d. Neither, they contain no carbon 5. What is a rock? a. It is another word for concrete. b. A natural combination of one or more minerals. c. An organic solid with economic value. d. A fragment of the Earth s crust.

24 STATION B (Gypsum A=Selenite, B=Sat Spar, C=Desert Rose) 6. These specimens can show what kind of fracture? a. Conchoidal b. Cubic c. Hackly d. Splintery 7. Specimen C is called a. Desert Rose b. Sandstone c. Sandy Rose d. Quartzite 8. Specimen A has cleavage that is a. Perfect in one direction b. Perfect in two dimensions c. Perfect in three dimensions d. Perfect in four dimensions 9. These specimens can be a. Scratched with a fingernail b. Scratched with a copper penny, but not with a fingernail c. Scratched with a steel knife but not with a copper penny d. Scratched with glass, but not with a steel knife 10. What word describes the way a mineral reflects light? a. Crystalline formation b. Gleam c. Luster d. Streak

25 STATION C (A=Calcite, B=Iceland Spar) 11. A volcanic rock with a hollow interior where crystals grow, but is not completely filled in is called: a. Agate b. Geode c. Vug d. None of the above 12. Which specimen will show a double image? a. Calcite Iceland Spar b. Calcite Dog Tooth c. Crystal Quartz d. Halite 13. What is the crystal formation of Specimen B? a. Cubic b. Rhombohedral c. Mono clinic d. Hexagonal 14. Which of the following specimens will react to acid? a. Quartz crystal b. Gypsum Satin Spar c. Calcite Iceland Spar d. All of the above 15. What is a mineral? a. An inorganic, naturally occurring crystalline solid. b. A special kind of rock used for jewelry. c. A rock that has reached the last stage in the rock cycle. d. A type of fossil with unique elemental properties.

26 STATION D (Graphite) 16. The specimen in this box is a. Ore of Lead b. Pure carbon c. Decaying plant, swamp or box d. Ore of Iron 17. The streak of this specimen is a. Brownish-red b. Orange c. Red d. Black 18. Which is NOT a common use for this specimen? a. Pencils b. Fishing Rod c. Golf club d. Landscaping 19. What is the luster of this specimen? a. Sub-metallic b. Non-metallic c. Metallic d. Vitreous e. Dull 20. What is the tendency to split along a definite crystalline plane yielding a smooth surface? a. Fracture b. Structure c. Habitat d. Cleavage

27 STATION E (A=Garnet Schist, B=Gneiss) 21. The specimens in this box are a. Minerals b. Igneous rocks c. Metamorphic rocks d. Sedimentary rocks e. A and B 22. Specimen A is a. Galena b. Garnet Schist c. Gneiss d. Metaquartzite 23. The crystals in specimen A are a. Garnet crystals b. Quartz crystals c. Mica d. Metaquartzite e. Fluorite 24. The name of specimen B is a. Metaquartzite b. Marble c. Gneiss d. K-Feldspar **25. The stripes in specimen B are due to a. deposition sediment layers. b. the reorganization of minerals during metamorphosis. c. crystal development during the cooling of magma. d. impurities in the rock.

28 STATION F (A=Granite, B=Quartzite) 26. Specimen A was a. Formed when magma cooled b. Formed when lava cooled c. Formed when quartz and feldspar cemented together d. Formed from gneiss through metamorphosis 27. Specimen A is used a. Mainly in art, as sculpture b. Mainly in roads c. Mainly in landscaping d. Mainly ground to a fine powder in polishes e. Mainly in buildings as countertops, tile and more 28. Specimen B a. Was formed through erosion b. Was formed from Sandstone through metamorphosis c. Was formed from quartz cemented together d. Was formed when lava cooled 29. Specimen B is considered to have a. Smooth texture b. Fine-grained texture c. Medium-grained texture d. Coarse-grained texture e. Pebbly texture **30. Igneous rocks can become metamorphic through a. plate tectonics squeezing intrusive rock. b. glacial scour. c. volcanic eruption. d. erosion and compression.

29 STATION G (A=Marble, B=Quartz Milky) 31. These specimens are similar in that a. They are both minerals b. They are both metamorphic rocks c. They are both igneous rocks d. They are both white e. They both have air bubbles 32. Specimen A has economic importance because it is used a. In buildings b. As an abrasive c. As jewelry d. To build roads 33. Specimen B is a. Softer than Diamonds, harder than Corundum b. Softer than Hematite, harder than talc c. Softer than Talc, harder than Copper d. Softer than Topaz, harder than Glass 34. What causes the different colors seen in Specimen B? a. Heat b. Impurities c. Colored dyes d. Pressure 35. Specimen A is made up of a. Quartz, Calcite b. Limestone c. Mica, Quartz d. Calcite, Shells e. Calcite, Pyrite

30 STATION H (A=Halite, B=Quartz Crystal) **36. Specimen A was formed through a. Erosion b. Evaporation c. Fossilized swamp materials d. Volcanic activity 37. Specimen A is unusual in that a. It does not react to acid b. It is both a mineral and a rock c. It has a white streak d. It is translucent 38. Specimen A has economic importance because it is used a. For road safety b. As jewelry c. Cooking d. A and C 39. Specimen B is part of which family? a. Mica b. Coal c. Quartz d. Crystal 40. Specimen B has a specific gravity of a b. 7 c. 2.8 d. 2.1 e. Too variable to have a single designation

31 STATION I (A=Pumice, B=Obsidian) 41. These specimens are alike in that: a. They both float in water b. They both have air holes c. They are both formed by lava d. They both have the same fracture tendencies e. They both react to acid 42. Specimen B is also called a. Soapstone b. Nature s glass c. Fool s gold d. Puddingstone e. Salt 43. Specimen A can be found a. In ancient tools b. In sculptures c. In electronics d. In soaps and polishes 44. The difference in the surfaces of these specimens was created by a. They way in which the lava cooled b. The sediments that they contain c. Erosion d. Heat and pressure 45. These specimens are at the beginning of the rock cycle, sand is at the end: a. True b. False c. I don t know d. All of the above

32 STATION J (A=Biotite, B=Lepidolite, C=Muscovite Micas) 46. These specimens are a part of what family? a. Mica b. Quartz c. Schist d. Crystal 47. These specimens are used as a. Fuel b. Jewelry c. Landscaping d. Insulation 48. The cleavage of this specimen is a. None b. Perfect c. Cubic d. Octahedral 49. Minerals are made up of a. Elements b. Artificial chemicals c. Rocks d. Sediments **50. The coloration of specimen A is a result of a. other minerals within the specimen b biological materials in the mineral exposed to oxygen as it cools c. dirt that was trapped during formation. d. contact with heavy metals such as lead.

33 STATION K (A=Fluorite, B=Kaolinite) 51. Specimen A has economic importance because it is used a. In wires b. In concrete c. As an additive to iron d. In manufacturing steel 52. Specimen A has a special quality a. It glows in special conditions b. It has surgically sharp edges c. It can burn for a long time d. It conducts heat and electricity **53. How can you tell purple Fluorite and Amethyst Quartz apart? a. Compare the crystal formations b. Compare the way they fracture c. Compare the colors d. Compare the luster 54. The correct order of specific gravity from least to greatest is A. Kaolinite B. Copper C. Lepidolite D. Pyrite a. B, C, D, A b. A, C, D, B c. C, A, B, D d. C, B, A, D

34 STATION L (A=Bornite, B=Copper) 55. Specimen A has economic importance because it is used a. As an additive in blue paint b. As a fuel source c. As a source of copper d. In the production of steel 56. Specimen A can be scratched by a. A knife b. A penny c. Glass d. A and B e. All of the above 57. Specimen B has economic importance a. Because of its ability to conduct heat and electricity b. Because it is used to make powders c. Because it is used to make expensive jewelry d. Because it is used to make tools 58. Two forms of Specimen B are a. Fibers b. Float c. Dendrytic d. A and B e. B and C 59. When placed in hydrochloric acid, Specimen B will a. Release carbon dioxide bubbles b. Turn greenish c. Do nothing d. Melt

35 STATION M (A=Hematite, B=Galena) 60. Specimen A has economic importance because it is used a. To make steel b. To create wires c. To insulate electronics d. To decorate buildings 61. The red color of specimen A is due to a. Impurities b. The temperature at which the crystals formed c. Oxidation of iron d. The speed at which the crystals formed 62. Specimen B has economic importance because it is used a. Manufacturing steel b. Making pottery c. In Crystal radios d. To make jewelry e. To make Pencils 63. When subjected to hydrochloric acid specimen B will a. Not react b. Produce a rotten egg odor c. Disappear d. Change color 64. Who developed the hardness scale? a. James Hutton b. James Houston c. Franklin Moh d. Frederick Moh

36 STATION N (Hexagonal 3-D crystal form ) 65. This crystal model is an example of what mineral? a. Halite b. Graphite c. Copper d. Biotite Mica 66. In the rock cycle, erosion can change which type of rocks into sediments a. Sedimentary b. Metamorphic c. Igneous d. All of the above e. None of the above 67. Which of the following is also known as Soapstone? a. Kaolinite b. Gypsum c. Calcite d. Talc e. Pumice 68. Which of the following is also known as Dogtooth Crystal? a. Kaolinite b. Gypsum c. Calcite d. Talc e. Pumice

37 STATION O (A=Limestone, B=Talc) 69. Which statement is true about specimen A? a. It was formed from shells and calcite b. It will react to hydrochloric acid c. It is the parent rock of marble d. All of the above 70. Which statement is true about specimen B? a. It has a specific gravity of 1.0 b. It has a specific gravity of 2.58 c. It has a specific gravity of 2.65 d. It has a specific gravity of Specific Gravity is a. The speed at which a mineral will fall to the earth b. How much a mineral weighs c. The ratio of air holes to solid material d. The density of a mineral **72. How many chemical elements make up over 98% of the earth s crust? a. 8 b. 10 c. 20 d List the following minerals from softest to hardest: A Quartz Chert B Bornite C Talc D Galena a. C, D, B, A b. A, B, C, D c. C, B, A, D d. D, A, C, B

38 STATION P (A=Shale, B=Slate) 74. Specimen A is the result of a. Wind, water, temperature change b. Layers of sediment, cemented together over time c. Molten rock cooling above ground d. Intense heat and pressure causing a rock to change e. Molten rock cooling below ground 75. Specimen A is a known source of a. Abrasives b. Oil c. Acid d. Cement 76. Specimen B is made up of a. Quartz b. Quartz, Feldspar c. Mica, Quartz d. Mica 77. Specimen B is a result of a. Wind, water, temperature change b. Layers of sediment, cemented together over time c. Molten rock cooling above ground d. Intense heat and pressure causing a rock to change e. Molten rock cooling below ground **78. Specimen B is an example of a. Low-grade metamorphism b. Intermediate grade metamorphism c. High-grade metamorphism d. Chemical metamorphism

39 STATION Q (A=Pyrite, B=Feldspar) 79. Which is true about specimen A? a. It is harder than Hematite b. It is softer than Lepidolite c. It is harder than Quartz d. It is softer than Feldspar 80. Specimen A is used as a. An insulator b. As an acid c. An abrasive d. Ornamental jewelry 81. Specimen B has a specific gravity rating of a b c. 8.9 d Specimen B has a streak that is a. Colorless b. Gray c. White d. Red **83. Michigan s State Stone is a. Halite, found under Detroit b. Sandstone, from Grindstone, MI c. Petoskey Stone, which is fossilized coral d. Granite, found in the northern peninsula

40 STATION R A The writing on this cemetery headstone used to be sharp and clear. B This tree has split apart a large rock. C Sharp--edged boulders produced by frost wedging.

41 STATION R **84. Where does the energy that drives the rock cycle come from? a. Solar energy b. Radioactive energy from inside the Earth. c. Gravity d. A and B e. All of the above 85. Which photo shows evidence of physical weathering? a. Photo A b. Photo B c. Photo C d. A and C 86. Which photo shows evidence of chemical weathering? a. Photo A b. Photo B c. Photo C d. A and B 87. Which photo shows evidence of biological weathering? a. Photo A b. Photo B c. Photo C d. All of the above 88. All cause erosion except: a. Ice b. Wind c. Running water d. Plate tectonics

42 STATION S (A=Conglomerate, B=Chert) 89. A form of Specimen A has crystals, is found in Michigan, and it is called a. Petoskey stone b. Cement c. Pebble stone d. Pudding stone 90. Specimen B belongs to which family? a. Mica b. Quartz c. Gypsum d. Carbon 91. What is the specific gravity of Specimen B? a b. 2.6 c d Specimen B was used in the past for a. artistic sculptures. b. building material. c. landscaping. d. arrowheads. 93. Specimen A was formed by a. rushing water depositing pebbles, sand, and mud together then being compressed. b. waves washing pebbles ashore, then being buried over time. c. glaciers picking up pebbles and grinding them together to form larger rocks. d. machines that mixed the pebbles with cement.

43 STATION T (A=Scoria, B=Basalt) 94. Igneous rock can become metamorphic rock by a. Volcanic eruption. b. Glacial scour. c. Deposit and cementation of rock particles. d. Plate tectonics squeezing intrusive rock. 95. These specimens share the following characteristics: a. They both float in water b. They both have air holes c. They are both formed by lava d. They both react to acid e. B and C 96. The difference in the surfaces of these specimens was created by a. The way in which they cooled b. The sediments that they contain c. Erosion d. Heat and pressure 97. Specimen A is commonly used for a. Building material b. Landscaping c. Countertops d. Insulation **98. The amount of time it takes molten rock to cool and harden affects: a. Size of the rock b. Mass of the rock c. Crystals in the rock d. All of the above

44 Tie Breaker: 10 questions have been chosen that are more difficult than the rest. To break a tie, go down the list and compare answers of the teams involved in the tie. Starting at the first question, the first team to have an incorrect answer is removed from the running for the placing where the tie occurred. The 10 questions are: