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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 Subject: Science
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
4. Molten rock becomes igneous rock when molten rock: • cools and hardens
5. Stone Mountain is the world’s largest piece of granite. What type of rock is granite? • igneous
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
7. Which type of rock forms when existing rocks are changed by heat, pressure, or chemicals beneath the Earth’s surface? • Metamorphic rock
8. What type of rock is limestone? • Sedimentary rock
9. Gneiss, is what type of rock? • metamorphic
10. Sand, bits of rock, and the remains of once living things are called: • sediment
11. What are the three types of rock? • Igneous, sedimentary, metamorphic
12. Name two examples of metamorphic rock. • Gneiss and Marble
13. Which mineral is the hardest? • diamond
15. Which property tells you how easily a mineral can be scratched? • hardness
16. What are three examples of sedimentary rock? • Conglomerate, limestone, shale
17. What is the name of the scientist who studies rocks and minerals? • geologist
18. The color of a mineral when it is grounded to a powder is called its: • streak
19. If a mineral splits easily along flat surfaces, it is said to have: • cleavage
20. What type of mineral is shiny and reflects light the way a metal does? • Metallic mineral