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Rock Study Guide
Know the rock cycle and be able to identify a rock as igneous metamorphic or sedimentary.
Word Bank Each word can be used more than once: Extrusive, Intrusive, Foliated, Nonfoliated,
Rock, Mineral, Lava, Heat, Pressure, Layers, Sedimentary, Weathering, Erosion, Organic, Rock
Cycle, Natural Cements, Large, Less Dense
1. A rock is always formed from a mixture of __________________________ , organic matter,
volcanic glass or other materials.
2. Quartz is a ______ ________________ granite is a __________________.
3. The model that show how one rock changes into another is called ______________.
4. Each type of rock can
a) __ ________________________________________________________________________
b) ___ _______________________________________________________________________
c) ___ ________________________________________________________________________
5. Igneous rocks are formed from ____________________ and _________________________.
6. Igneous rocks formed above the surface are called _________________________.
7. Igneous rocks formed below the surface are called ______________________.
8. Lava that cools quickly forms ____________________ igneous rocks.
9. When magma cools deep inside the Earth_ __________ igneous rocks are formed.
10. Magma that cools slowly produce ____________________ mineral grains.
11. Why does magma rise to the surface? __________________________________________
12. Metamorphic rocks are formed from __________ ______and _____________.
13. There are two types of metamorphic rocks ________________ and _______________.
14. Metamorphic rocks that show layers of dark colored minerals alternating with layers of light
colored minerals are called__ ______________________.
15. Foliated metamorphic rocks have ___________________.
16. Non foliated metamorphic rocks do not have ___________________________.
17. ___________________ rocks are form when loose materials become pressed or cemented
together or when minerals form from solutions.
18. Rocks are changed to sediment by __________________ and ________________________
19. Sedimentary rocks formed from the remains of once living things are called ________________.
20. How are the sediments in sedimentary rocks held together? ___________________________.
21. Name three ways sedimentary rocks are formed
a)____________________________________________________________________________
b)____________________________________________________________________________
c) ____________________________________________________________________________
FILL IN THE BLANKS FOR THE ROCK CYCLE