Harper Earth Science Review 1 Question Preview (ID: 35645)
Lessons 14 And 15.
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Melted rock located below the Earth's surface.
a) sediment
b) lava
c) magma
d) igneous rock
Which of the following is NOT one of the 3 main groups of rock?
a) sedimentary
b) igneous
c) sediment
d) metamorphic
A naturally occurring solid material that is made up of one or more minerals
a) sediment
b) rock
c) lave
d) magma
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) streak color
b) mineral color
c) hardness
d) density
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 porcelain plate has a hardness of 7 and can scratch corundum
b) A penny has a hardness of 3.3 and will scratch talc, apatite, and quartz.
c) A window glass has a hardness of 5.5 and will scratch apatite and talc but it will not scratch corundum or diamond.
d) Corundum can only scratch topaz that has a harness of 8.
Which of the following tools would NOT be useful in identifying an unknown mineral?
a) magnifying glass
b) porcelain plate
c) steel file
d) glass plate
The hardness of a mineral is measured on the _____ scale.
a) Moore's
b) Dohs
c) Mineral
d) Mohs
A minerals ability to reflect light.
a) streak
b) luster
c) density
d) hardness
A color of a mineral in its powder form
a) streak
b) density
c) luster
d) crystal
Which of the following is NOT used to help identify an unknown mineral?
a) streak
b) luster
c) temperature
d) density
Organic substances contain large amounts of
a) nitrogen
b) carbon
c) nickel
d) sodium
An inorganic solid substance that occurs naturally and has a definite chemical composition and structure.
a) mineral
b) rock
c) crystal
d) talc
Broken pieces of rock, pebbles, clay, dirt and sand
a) sediment
b) magma
c) sedimentary rock
d) metamorphic rock
Rock formed from being buried deep in the Earth where there is extreme heat and pressure.
a) sedimentary rock
b) igneous rock
c) metamorphic rock
d) basalt
Type of rock formed from compaction and cementation.
a) sedimentary rock
b) igneous rock
c) metamorphic rock
d) lava
Type of rock formed from melted magma that has cooled
a) sedimentary rock
b) igneous rock
c) metamorphic rock
d) sodium rock
When rocks are broken down from weathering and erosion, they form
a) sedimentary rocks
b) igneous rocks
c) metamorphic rocks
d) sediments
In an illustration of a volcano near an ocean, this type of rock is formed from the lava.
a) sedimentary rock
b) igneous rock
c) metamorphic rock
d)
In an illustration of a volcano by an ocean, this top of rock forms near the surface.
a) sedimentary rock
b) metamorphic rock
c) igneous rock
d)
The thinnest layer of Earth is the
a) crust
b) mantle
c) inner core
d) outer core
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