Rock Unit Test:
Three Origins
Of Rocks
DIRECTIONS: Highlight correct answer or fill in the blank with correct answer.
How Do They
Types of Rocks in this
Three Examples of This
If looking at this origin
Form?
Origin
Origin Of Rock
of rock, what would you
look for?
1.
Cooling
2.
Intrusive / Extrusive
3.
Large / small / No crystals
4.
Granite, Obsidian, Rhyolite
Heat & Pressure
Foliated / Non-Foliated
Bands / No Bands
Slate, Gneiss, Quartzite
Cementation
6.
Cooling
Chemical,Clastic,Organic
7.
Intrusive / Extrusive
Rocks / Plant / Animal
8.
Large / small / No crystals
Sandstone, Coal, Limestone
9.
Granite, Obsidian, Rhyolite
Heat & Pressure
Foliated / Non-Foliated
Bands / No Bands
Slate, Gneiss, Quartzite
Igneous
Other
5.
How does the cooling
affect the texture of this
rock origin?
10.
List the 5 steps for a
sedimentary rock to form?
Sedimentary
Cementation
11.
Cooling
Chemical,Clastic,Organic
12.
Intrusive / Extrusive
Rocks / Plant / Animal
13.
Large / Small / No crystals
Sandstone, Coal, Limestone
14.
Granite, Obsidian, Rhyolite
Heat & Pressure
Foliated / Non-Foliated
Bands / No Bands
Slate, Gneiss, Quartzite
Can sedimentary rocks
have layers? If so, what
are they called?
15
Where are metamorphic
rocks likely to form?
Metamorphic
What types of rocks can
become metamorphic?
Cementation
Chemical,Clastic,Organic
16. Lava is found
Rocks / Plant / Animal
the Earth and magma is found
Sandstone, Coal, Limestone
the Earth.
17. Intrusive igneous rock forms from
lava or magma
found
inside or outside Earth with
larger or smaller crystals .
18. Extrusive igneous rock forms from
lava or magma
found
inside or outside Earth with
larger or smaller crystals .
19. Foliated rocks have
while non-foliated rocks
.
20. Chemical rocks are made of
dissolved minerals,
plants and animals,
or rock pieces
.
21. Organic rocks are made of
dissolved minerals,
plants and animals,
or rock pieces
.
22. Clastic rocks are made of
dissolved minerals,
plants and animals,
or rock pieces
.
23. True or False. If I know the mineral Fluorite has a hardness of 4, I can scratch any other mineral to determine if it is harder or softer than fluorite.
24. What is the definition for a rock?