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Twenty Questions

Twenty Questions. Subject: Science. Twenty Questions. 1. What is a solid material made up of one or more minerals?. rock. 2. Which type of igneous rock forms when melted rock cools quickly at the Earth’s surface?. obsidian. 3. Name 3 examples of igneous rock. Granite, basalt, obsidian.

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Twenty Questions

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  1. Twenty Questions Subject: Science

  2. Twenty Questions

  3. 1. What is a solid material made up of one or more minerals? • rock

  4. 2. Which type of igneous rock forms when melted rock cools quickly at the Earth’s surface? • obsidian

  5. 3. Name 3 examples of igneous rock. • Granite, basalt, obsidian

  6. 4. Molten rock becomes igneous rock when molten rock: • cools and hardens

  7. 5. Stone Mountain is the world’s largest piece of granite. What type of rock is granite? • igneous

  8. 6. Which type of rock forms when sand, particles of rock, bits of soil, and bits of once living things are pressed together and harden? • Sedimentary rock

  9. 7. Which type of rock forms when existing rocks are changed by heat, pressure, or chemicals beneath the Earth’s surface? • Metamorphic rock

  10. 8. What type of rock is limestone? • Sedimentary rock

  11. 9. Gneiss, is what type of rock? • metamorphic

  12. 10. Sand, bits of rock, and the remains of once living things are called: • sediment

  13. 11. What are the three types of rock? • Igneous, sedimentary, metamorphic

  14. 12. Name two examples of metamorphic rock. • Gneiss and Marble

  15. 13. Which mineral is the hardest? • diamond

  16. 14. Which mineral is the softest? • talc

  17. 15. Which property tells you how easily a mineral can be scratched? • hardness

  18. 16. What are three examples of sedimentary rock? • Conglomerate, limestone, shale

  19. 17. What is the name of the scientist who studies rocks and minerals? • geologist

  20. 18. The color of a mineral when it is grounded to a powder is called its: • streak

  21. 19. If a mineral splits easily along flat surfaces, it is said to have: • cleavage

  22. 20. What type of mineral is shiny and reflects light the way a metal does? • Metallic mineral

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