1. Rocks, Weathering, and Erosion Test Review
(If a question is multiple choice and you miss it, your team will lose points.)

2. Rock Properties
Rock Formation
Rock Cycle
Weathering
Erosion
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3. What type of rock is formed by the cooling of magma or lave?
200
What type of rock is formed by the cooling of magma or lave?
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Answer: igneous

4. 400
What type of rock should fit in the yellow square on this rock cycle chart?
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Answer: igneous

5. 600
What must happen to other rocks before a sedimentary rock can be formed?
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Answer: weathering

6. How could a sedimentary rock become a metamorphic rock?
800
How could a sedimentary rock become a metamorphic rock?
Answer: must be exposed to high heat and/or large pressure
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7. Which rock should fit in the blue box?
1000
Which rock should fit in the blue box? A B C
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Answer: B

8. What type of rock is the following rock?
200
What type of rock is the following rock?
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Answer: sedimentary

9. What is the distinctive feature of foliated metamorphic rocks?
400
What is the distinctive feature of foliated metamorphic rocks?
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Answer: bands of color

10. What type of rock is the following (be specific!)
600
What type of rock is the following (be specific!)
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Answer: foliated metamorphic

11. What are igneous rocks that form above ground called?
800
What are igneous rocks that form above ground called?
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Answer: extrusive or volcanic

12. What is a clastic sedimentary rock?
1000
What is a clastic sedimentary rock?
Answer: rock where sediments are compacted and cemented together
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13. A solid mixture of minerals formed on the Earth is called…
200
A solid mixture of minerals formed on the Earth is called…
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Answer: a rock

14. 400
Describe where the following igneous rock formed and the rate of cooling.
Answer: above ground, fast cooling
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15. Large crystals form when magma cools _________.
600
Large crystals form when magma cools _________.
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Answer: slowly

16. What is the origin of fine-grained igneous rock?
800
What is the origin of fine-grained igneous rock?
Answer: lava that cooled quickly at the earth’s surface
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17. What are the only types of rocks that can contain fossils?
1000
What are the only types of rocks that can contain fossils?
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Answer: sedimentary

18. What type of weathering agent caused the weathering below?
200
What type of weathering agent caused the weathering below?
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Answer: wind (abrasion)

19. What type of weathering is occurring in the picture to the right?
400
What type of weathering is occurring in the picture to the right?
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Answer: biological

20. What is one type of chemical weathering?
600
What is one type of chemical weathering?
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Answer: acid rain or oxidation

21. Which part of this structure is the most resistant to weathering?
800
Which part of this structure is the most resistant to weathering?
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Answer: the top part

22. What type of weathering gives Red Rocks its red color?
1000
What type of weathering gives Red Rocks its red color?
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Answer: oxidation

23. 200
Which sand sample below is fairly well-sorted but not well-rounded?
A B C
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Answer: A

24. A B C Which of the following pictures represents erosion? 400 Back
Answer: C

25. Which erosional agent most likely buried the car in this picture?
600
Which erosional agent most likely buried the car in this picture?
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Answer: wind

26. 800
Where in the river picture below is the river sediment most likely very fine, well-sorted, and rounded?
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Answer: lower part or mouth

27. In what type of environment does ice wedging usually occur?
1000
In what type of environment does ice wedging usually occur?
Answer: Where temps vary above and below the freezing point
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