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Rocks, Minerals, and Earth Review Flashcards | StudBud
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Rocks, Minerals, and Earth Review
Rocks, Minerals, and Earth Review
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7th Grade #Earth #Science Review
Flashcards
38 cards
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Practice quiz
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Questions
38
Answers
1
Is this a trait of a mineral, they always have a definite volume and shape.
No
Yes
2
What is happening at F?
Erosion
Cooling
Compaction and cementation
Melting
3
When a mineral splits easily along a flat surface or into thin sheets,it is known as what?
Cleavage
Streak
Fracture
Luster
4
Pure minerals are made of a single element or compound, & rocks are made of 2 or more minerals.
False
True
5
A ________ is how a mineral looks when it breaks apart in an uneven or irregular way.
Cleavage
Streak
Luster
Fracture
6
What is happening at position A?
Compaction
Deposition
Cementation
Erosion
7
Name layer number 29.
Mantle
Crust
Inner Core
Outer Core
8
Intrusive igneous rocks form under intense heat & pressure deep within the Earth. True or False
True
False
9
What cannot be used alone to identify a mineral?
Luster
Streak
Fracture
Color
10
Sedimentary rocks form from sediment, and metamorphic rock forms from magma. True or False?
False
True
11
What is happening at B?
Igneous Rock
Sedimentary rock
Metamorphic rock
12
What is happening at position D?
Cementation
Deposition
Erosion
Compaction
13
Metamorphic rocks can be created from igneous and sedimentary rocks. True or False?
False
True
14
____________ igneous rocks are formed when __________above ground cools.
Intrusive;lava
Extrusive;lava
Extrusive;magma
Intrusive;magma
15
What is happening at A?
Sedimentary rock
Metamorphic rock
Igneous rock
16
What is happening at C?
Sedimentary rock
Metamorphic rock
Mineral
Igneous rock
17
They never come from materials that were once part of a living thing, true of a mineral?
No
Yes
18
____________ igneous rocks are formed when ____________ under the ground cools.
Extrusive;magma
Intrusive;magma
Extrusive;lava
Intrusive; lava
19
What is happening at H?
Erosion
Heat and pressure
Melting
Cooling
20
Is this a trait of a mineral,they are formed by processes that occur in the natural world.
Yes
No
21
What is happening at D?
Melting
Erosion
Heat and pressure
Cooling
22
What is happening at I?
Sediment
Crust
Magma
Lava
23
What is happening at E?
Erosion
Cooling
Melting
Compaction and cementation
24
Is this a trait of a mineral, they have a definite crystal structure.
Yes
No
25
What is happening at position C?
Erosion
Deposition
Cementation
Compaction
26
Lava is magma that is no longer under the Earth’s surface.
False
True
27
Name layer number 28.
Outer Core
Mantle
Crust
Inner Core
28
Calcite will scratch gypsum, and it will scratch quartz.
True
False
29
Name layer number 30.
Crust
Mantle
Outer Core
Inner Core
30
What is happening at G?
Cooling
Heat and pressure
Melting
Erosion
31
Glass cannot be scratched by calcite but can be scratched by quartz.
False
True
32
________ is how light is reflected from a mineral’s surface.
Luster
Streak
Color
Fracture
33
Is this a trait of a mineral, they are always made of elements in set ratios or compounds.
Yes
No
34
What is taking place at position B?
Cementation
Deposition
Erosion
Compaction
35
The color of a mineral’s powder is known as _________.
Color
Fracture
Streak
Luster
36
What is the formula for density?
M=dv
D=m/v
D=v/m
V=m/d
37
Name layer number 31.
Mantle
Outer Core
Crust
Inner Core
38
What process must come before letter B in the previous diagram?
Magma
Rocks
Lava
Weathering
