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Harper Earth Science Review 1
Test Description: Lessons 14 and 15
Instructions: Answer all questions to get your test result.
1) Organic substances contain large amounts of
A
nickel
B
sodium
C
nitrogen
D
carbon
2) An inorganic solid substance that occurs naturally and has a definite chemical composition and structure.
A
crystal
B
talc
C
mineral
D
rock
3) Which of the following is NOT used to help identify an unknown mineral?
A
density
B
temperature
C
streak
D
luster
4) A color of a mineral in its powder form
A
streak
B
crystal
C
luster
D
density
5) A minerals ability to reflect light.
A
density
B
hardness
C
streak
D
luster
6) Which of the following tools would NOT be useful in identifying an unknown mineral?
A
porcelain plate
B
steel file
C
magnifying glass
D
glass plate
7) The hardness of a mineral is measured on the _____ scale.
A
Mohs
B
Moore's
C
Dohs
D
Mineral
8) On the Mohs scale of hardness, talc is 1, apatite is 5, quartz is 7, corundum is 9, and diamond is 10. Which statement is true?
A
A penny has a hardness of 3.3 and will scratch talc, apatite, and quartz.
B
A window glass has a hardness of 5.5 and will scratch apatite and talc but it will not scratch corundum or diamond.
C
Corundum can only scratch topaz that has a harness of 8.
D
A porcelain plate has a hardness of 7 and can scratch corundum
9) Chalcanthite and Linarite (minerals) have the same streak color, same streak color, same hardness, but different densities. What would be the most useful for identifying chalcanthite from linarite?
A
density
B
hardness
C
mineral color
D
streak color
10) A naturally occurring solid material that is made up of one or more minerals
A
rock
B
lave
C
magma
D
sediment
11) Which of the following is NOT one of the 3 main groups of rock?
A
sedimentary
B
metamorphic
C
igneous
D
sediment
12) Melted rock located below the Earth's surface.
A
lava
B
igneous rock
C
magma
D
sediment
13) Broken pieces of rock, pebbles, clay, dirt and sand
A
sediment
B
sedimentary rock
C
magma
D
metamorphic rock
14) Rock formed from being buried deep in the Earth where there is extreme heat and pressure.
A
metamorphic rock
B
sedimentary rock
C
basalt
D
igneous rock
15) Type of rock formed from compaction and cementation.
A
metamorphic rock
B
sedimentary rock
C
igneous rock
D
lava
16) Type of rock formed from melted magma that has cooled
A
metamorphic rock
B
sedimentary rock
C
sodium rock
D
igneous rock
17) When rocks are broken down from weathering and erosion, they form
A
sedimentary rocks
B
sediments
C
metamorphic rocks
D
igneous rocks
18) In an illustration of a volcano near an ocean, this type of rock is formed from the lava.
A
metamorphic rock
B
sedimentary rock
C
igneous rock
19) In an illustration of a volcano by an ocean, this top of rock forms near the surface.
A
metamorphic rock
B
igneous rock
C
sedimentary rock
20) The thinnest layer of Earth is the
A
mantle
B
inner core
C
crust
D
outer core
*select an answer for all questions
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