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Rocks and Minerals Test
First Name
(remember to use a capital letter)
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Last Name
.(remember to put capital letters on your name)
Your answer
1. Rocks are made of _____
2. Which type of rock forms when hot lava cools?
3. Any kind of rock can change into a metamorphic rock. What causes the rock to change?
4. Sedimentary rocks form when _____ .
5. Igneous rocks form when _____ .
6. What is the rock cycle?
7. Which group of properties would best help identify a mineral?
8. Calcite breaks with smooth, flat surfaces. This means calcite breaks with _____ .
Use this picture for number 9
9. What property is the student testing in this picture?
Use this picture for number 10
10. How would you describe this mineral's luster?
11. When geologists identify minerals, they sometimes look at streak rather than color. Which of the following sentences is true?
Use this chart to help you with question 12 and 13
12. You used three tools to test minerals for hardness: your fingernail, an aluminum nail, and a steel nail. If a mineral can be scratched by an aluminum nail, _____ .
13. A student was testing a mineral for hardness. He found that his fingernail did not scratch it. An aluminum nail did not scratch it. A steel nail did scratch it. Which mineral could the student be testing?
Use this chart for number 14 and 15
14. A student found a black mineral. It was metallic, made a brown streak, and fractured when broken. An aluminum nail did not scratch it, but a steel nail did. What mineral could this be?
15. Goldie was searching for gold nuggets in the river. She couldn't believe it, there in the water she saw a glittery, golden nugget! How can Goldie tell if the mineral she found was gold or pyrite?
16. Which properties would be most helpful to tell if a mineral is quartz or calcite?
check two answers
Required
17. Slate is made when heat and pressure deep in the earth change the rock shale into slate. What kind of a rock is slate?
18. Basalt is made when lava flows from cracks in the earth and harden into basalt. What kind of rock is basalt?
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