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Earth's Materials
Earth's Materials
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6th grade science--Earth Materials
Flashcards
23 cards
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Practice quiz
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Questions
23
Answers
1
The lithosphere is part of the mantle and the crust. Which is thicker crust or lithosphere?
Lithopshere
Crust
2
Sedimentary rock must have __________________ to become a metamorphic rock.
Heat and Pressure
Pressure and melting
Heat and melting
Melting and cooling
3
A rock is pushed deep in the earth. Heat/pressure cause the rock to change to a new rock.
Lava
Igneous
Sedimentary
Metamorphic
4
The lithosphere is ____________________ than the crust.
Stinkier
Thinner
Smoother
Thicker
5
Which layer would be the thinnest layer in a model of the earth?
Crust
Inner core
Mantle
Outer core
6
A rock under long periods of heat and pressure will turn into a ________________________.
Candy rock
Igneous rock
Metamorphic rock
Sedimentary rock
7
What type of rock is made by adding layer after layer after layer of sediments?
Sedimentary
Metamorphic
Magma
Lava
8
The outer core is the thinnest layer of the earth.
True
False
9
Density-measure of the mass of a substance/unit volume. Which of earth's layers is most dense?
Inner Core
Mantle
Crust
Outer Core
10
Which layer of the earth is part of the crust?
Outer core
Inner core
Lithosphere
Asthenosphere
11
Sedimentary rocks of any kind are made from deposits that are ________ and _______ together.
broken/melted/flowing
squashed/weathered/broken/
cemented/heat/pressured/layered
weathered/deposited/compacted/cemented
12
The three types of rocks are: Sedimentary, Metamorphic, and _________________
Smigneous
Calmigneous
Trigneous
Igneous
13
What would be best material to use to represent the earth's crust when building a model?
Thin layer of icing
Packing peanuts
Paper crumpled
A bunch a grapes
14
How does a metamorphic rock become an igneous.
Be weathered and deposited
Be melting and cooling
Be decorated and covered
Be eroded and broken
15
Sedimentary would have to under go _______________ to become magma.
Melting
Heat/pressure
Weathering/eroding
Cooling
16
To change to magma a rock must _______________.
Be melted
Be eroded
Be lifted up
Be broken down
17
Earth's layers are remembered with the pneumonic
CLAMOI.
What do the letters
L
and
A
represent.
Litmusphere/Asthenosphere
Lava/Atmosphere
Lithosphere/Atmosphere
Lithosphere/Asthenosphere
18
How does the common sedimentary rock, Limestone, most likely form?
Lava from a volcano eruption
Oceanic deposits layered and cemented together.
Lots of heat
Partial melting of rocks
19
Which process occurs for metamorphic rock to change to magma?
Layering
Melting
Weathering
Pressure
20
If we had melted sugar, let it cool then ate the "candy". What type of rock does this represent?
Metamorphic
Sedimentary
Conglomerate
Igneous
21
To change from Magma to an igneous rock this must occur.
Break down
Cool and harden
Pressure and heat
Harden and break
22
Like the egg, what fruit has a
very thin outer layer
to represent the
very thin earth's crust?
Watermelon
Banana
Coconut
Apple
23
What process would an igneous rock have to undergo to
become
a metamorphic rock?
Heat and pressure
Melting
Cooling
Weathering/eroding