1. What are the 3 types of rocks? | sedimentary, metamorphic, igneous |
2. What type of rock is formed by heat and pressure? | metamorphic |
3. What type of rock is formed by volcanic activity? | igneous |
4. What type of rock is formed by weathering and erosion? | sedimentary |
5. What is melted rock called? | magma, lava |
6. When igneous rock is weathered and eroded, what type of
rock does it become? |
sedimentary |
7. When metamorphic rock becomes weathered and eroded,
what type of rock does it become? |
sedimentary |
8. When sedimentary rock melts, what does it become? | magma |
9. When magma cools, what type of rock does it become? | igneous |
10. In order for metamorphic rock to become igneous rock,
what must happen? |
melt, then cool |
11. What type of rock do you think is at a subduction zone
(convergent boundary)? |
metamorphic, under a lot of heat and pressure |
12. What does metamorphic rock turn into at subduction zones
(convergent boundaries)? |
magma |
13. Jesse found some old rocks in in his basement.
They had large crystals and were labeled "continental crust." What type of rocks were they? |
igneous |
14. Foliated and nonfoliated refers to which type of rock?? | metamorphic |
15. Rock that are made of sand layers are what type? | sedimentary |
16. Rock that cools below the Earth's surface is what type? | intrusive igneous rock |
17. Rock that cools on top of the Earth's surface is what type? | extrusive igneous |
18. The mid-ocean ridge is a divergent boundary where lava erupts
onto the ocean floor. Is this intrusive or extrusive igneous rock? |
extrusive igneous |
19. Granite, a type of igneous rock is formed under the Earth's
surface and uplifted by Earth processes. Is granite intrusive or extrusive igneous rock? |
intrusive igneous |
20. Many folded mountain ranges are formed under extreme
pressure. What type of rock might be found here? |
metamorphic rock |
21. Rock that made of other rocks and fossils are called? | sedimentary |
22. In order for ANY rock to become igneous rock,
what must happen first? | melt, then cool |
23. Obsidian is a glassy type of rock with a smooth texture.
What type of rock is this? |
igneous |
24. Rocks formed by cementation are in what category of rocks?? | sedimentary |
25. "E.D.C.C." is an acronym for which type of rock? | sedimentary |
26. What does "E.D.C.C." stand for? | erosion, deposition, compaction, cementation |
27. Any rock can undergo any process to become any rock.
How does an igneous rock become another igneous rock? |
melt, then cool |
28. Which rocks are described as having crystals, glass, or holes? | igneous |
29. All rocks are made of one or more ____________________ ? | minerals |
30. Volcanoes ooze a liquid rock material called ________________? | lava |