Chapter 3 – Study Guide & Worksheet
Name:________________________
Class Period:___________________
Rocks
1. What is the definition of a rock?
2. A ______________________ is always made of the same elements in the same proportions.
3. Name two kinds of rocks that have no minerals in them.
4. Name the three main types of rock.
5. ____________________ forms when molten rock cools and becomes solid.
6. ________________ forms when pieces of older rocks, plants and other loose material get pressed
or cemented together.
7. ________________ forms when heat or pressure cause older rocks to change into new types of
rock.
8. All three types of rock can melt and turn into ______________________.
9. Draw the rock cycle
10. An ____________________ igneous rock is one that forms when magma cools within Earth.
11. An ____________________ igneous rock is one that forms when lava cools on Earth’s surface.
12. _____________________ rock makes up most of the continental crust while ______________
rock makes up the oceanic crust.
13. Basalt is what type of rock (intrusive igneous or extrusive igneous).
14. What does sediment mean?
15. What things can carry sediments to different locations?
16. What is coal made from?
17. What is limestone? Where can we find a lot of it (name two places)?
18. What is the parent rock of marble? What types of rocks are limestone and marble?
19. ________________ and _______________ can break bonds than join atoms in minerals. Then
the atoms ca join together differently as new bonds form. This process is called
_________________________.
20. Matching:
a.
b.
c.
d.
e.
f.
g.
h.
i.
j.
k.
l.
Sediment
Metamorphic
Igneous
Extrusive
Intrusive
Sedimentary
Pressure
Limestone
Granite
Coal
Foliated
Nonfoliated
_____ Forms from molten rock that has cooled
_____ Igneous rock that cools outside the Earth
_____ Comes from shells of tiny ocean organisms
_____ The amount of force exerted on a certain area
_____ Igneous rock that cools inside the Earth
_____ A type of sedimentary rock without minerals
_____ Metamorphic rock that contains only one type of mineral
_____ Existing rock changed by heat and/or pressure
_____ Metamorphic rock that contains several different minerals
_____ Small particles of igneous or metamorphic rock
_____ An example of an intrusive igneous rock
_____ Loose material gets pressed or cemented together
Complete the chart:
Rock Type
Forms From
Example
Intrusive Igneous
Basalt
Conglomerate
Ancient plant remains
Sedimentary
Contains large pieces of
earlier rock
May contain plant
fossils
Limestone
Parent rock that has
several types of minerals
Nonfoliated
metamorphic
Identifying
characteristic
Large mineral crystals
Minerals are lined up