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WorksheetsTopic 7, Lesson 3 - Rocks
Total questions: 23
Worksheet time: 23mins
Name
Class
Date
1.
Which of the following is NOT used by geologists to describe rocks?
a)
Shape
b)
Mineral composition
c)
Color
d)
Texture
2.
Scientists describe a rocks "grain". This refers to the rocks...
a)
Color
b)
Size
c)
Texture
3.
Which of these words is most often used to describe the history of the rock?
a)
Origin
b)
Genesis
c)
Journey (Don't stop...believin''!)
d)
Path
4.
This rock formed when bits of other rocks became pressed into a solid. What type of rock is it?
a)
Sedimentary Rock
b)
Metamorphic Rock
c)
Igneous Rock
5.
This rock was formed when molten rock cooled into a solid. What type of rock is it?
a)
Igneous Rock
b)
Metamorphic Rock
c)
Sedimentary Rock
6.
When you watch a volcano erupt molten rock, you are seeing _____
a)
Lava
b)
Magma
c)
Mineral Crystals
d)
Igneous Rocks
7.
What are the 3 major types of rocks?
a)
Igneous, Metamorphic, Sedimentary
b)
Metamorphic, Igneous, Cementation
c)
Brown, Red, Gray
d)
Streak, Hardness, Breakage
8.
This rock was formed by smaller pieces of rock that settled at the bottom of a lake millions of years ago. What type of rock is this?
a)
Sedimentary
b)
Igneous
c)
Metamorphic
9.
Which of the words below describe mud, sand, and tiny bits of rocks that cement together to form a type of rock?
a)
stalactites
b)
magmas
c)
metamorphs
d)
sediments
10.
This rock was found near the mouth of a volcano. What type of rock is this?
a)
Sedimentary
b)
Igneous
c)
Metamorphic
11.
The process in which dissolved minerals crystallize and glue sediment together.
a)
compaction
b)
deposition
c)
organic rock
d)
cementation
12.
The process when rocks break into smaller pieces due to exposure to natural elements is called
a)
erosion
b)
weathering
c)
sediments
13.
The movement of weathered material (sediment) is called?
a)
weathering
b)
erosion
c)
deposition
14.
Extreme Heat and Pressure creates a _________ rock.
a)
Igneous
b)
Metamorphic
c)
Sedimentary
d)
Mineral
15.
Each rock type can follow only one pathway of the rock cycle.
a)
True
b)
False
16.
The three groups of rocks are classified by
a)
How they form
b)
Color
c)
Grain size
d)
Chemical Composition
17.
Cooling & crystalization produce
a)
igneous rocks
b)
metamorphic rocks
c)
sedimentary rocks
18.
True or False: Once a rock is sedimentary, it cannot become an igneous rock.
a)
True
b)
False
19.
This rock was formed when magma cooled very slowly inside the Earth. What specific type of rock is it?
a)
Intrusive Igneous Rock
b)
Extrusive Igneous Rock
c)
Foliated Metamorphic Rock
d)
Clastic Sedimentary Rock
20.
This rock formed when lava cooled very quickly on Earth's surface. What specific type of rock is it?
a)
Extrusive Igneous Rock
b)
Intrusive Igneous Rock
c)
Non-Foliated Metamorphic Rock
d)
Biochemical Sedimentary Rock
21.
What process is used to form sedimentary rocks?
a)
Lava cools and hardens to form a rock.
b)
Weathering, Erosion, Deposition, Compaction, Cementation
c)
Extreme heat and pressure from inside the Earth turn rocks into new rocks.
d)
Magma trapped under the Earth's surface cools and solidifies.
22.
Which of the following are true about INTRUSIVE igneous rocks?
a)
Cool in the ground slowly
b)
Have larger Crystals
c)
Cool above ground quickly
d)
Have smaller crystals
23.
Which of the following are true about EXTRUSIVE igneous rocks?
a)
Cool in the ground slowly
b)
Have larger Crystals
c)
Cool above ground quickly
d)
Have smaller crystals
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