Geography and Earth Sciences

A ________ is a solid, naturally occurring, cohesive substance composed of miner

A ________ is a solid, naturally occurring, cohesive substance composed of miner

A ________ is a solid, naturally occurring, cohesive substance composed of minerals or mineral-like materials.
A) Tetrahedron
B) Mineral
C) Rock
D) Mixture

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barry

Which of the following is a rock composed of nonmineral matter?

Which of the following is a rock composed of nonmineral matter?

Which of the following is a rock composed of nonmineral matter?
A) Granite
B) Coal
C) Limestone
D) Basalt

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barry

Which of the following is not part of the definition of a mineral?

Which of the following is not part of the definition of a mineral?

Which of the following is not part of the definition of a mineral?
A) Naturally occurring
B) Organic
C) Orderly crystalline structure
D) Definite chemical composition

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barry

Which identification technique would be best to identify calcite?

Which identification technique would be best to identify calcite?

Which identification technique would be best to identify calcite?
A) Taste
B) Streak
C) Magnetism
D) Effervescence

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barry

________ is the study of mineral materials.

________ is the study of mineral materials.

________ is the study of mineral materials.
A) Mineralogy
B) Lithology
C) Mineralosophy
D) Historical Geology

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barry

________ are groups of the same kinds of atoms that cannot be broken down into o

________ are groups of the same kinds of atoms that cannot be broken down into o

________ are groups of the same kinds of atoms that cannot be broken down into other substances by ordinary chemical means.
A) Molecules
B) Electrons
C) Elements
D) Minerals

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barry

Which of the following is the hardest known natural substance?

Which of the following is the hardest known natural substance?

Which of the following is the hardest known natural substance?
A) Talc
B) Diamond
C) Quartz
D) Sapphire

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barry

________ refers to a mineral's intensity of reflected light.

________ refers to a mineral's intensity of reflected light.

________ refers to a mineral's intensity of reflected light.
A) Cleavage
B) Luster
C) Tenacity
D) Streak

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barry

What mineral substance will most marine organisms produce?

What mineral substance will most marine organisms produce?

What mineral substance will most marine organisms produce?
A) SiO2
B) SO2
C) H2CO3
D) CaCO3

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barry

As long as an aqueous solution has not reached the saturation point, why won't t

As long as an aqueous solution has not reached the saturation point, why won't t

As long as an aqueous solution has not reached the saturation point, why won't the ions join to create mineral crystals?
A) The opposite charges of the ions repel each other
B) The ions are too close together to form a regular internal

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barry

Crystallization of molten rock will produce ________ rocks.

Crystallization of molten rock will produce ________ rocks.

Crystallization of molten rock will produce ________ rocks.
A) Metamorphic
B) Igneous
C) Sedimentary

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barry

What is an ion? (Multiple Choice)

What is an ion? (Multiple Choice)

What is an ion?
A) An atom that has more or fewer protons than it should
B) An atom that has more or fewer neutrons than it should
C) An atom that has more or fewer electrons than it should

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barry

According to the Octet Rule, atoms tend to gain, lose, or share electrons until

According to the Octet Rule, atoms tend to gain, lose, or share electrons until

According to the Octet Rule, atoms tend to gain, lose, or share electrons until they are surrounded by ________ valence electrons.
A) 2
B) 6
C) 8
D) 10

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barry

Which of the following is not one of the three primary ways minerals can form? A

Which of the following is not one of the three primary ways minerals can form? A

Which of the following is not one of the three primary ways minerals can form?
A) Metamorphism
B) Precipitation
C) Crystallization of molten material
D) Biological Processes

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barry

Which of the following minerals has good cleavage in two directions?

Which of the following minerals has good cleavage in two directions?

Which of the following minerals has good cleavage in two directions?
A) Halite
B) Quartz
C) Plagioclase
D) Biotite

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barry

________ is defined as a mineral's resistance to scratching.

________ is defined as a mineral's resistance to scratching.

________ is defined as a mineral's resistance to scratching.
A) Hardness
B) Cleavage
C) Fracture
D) Streak

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barry

Conchoidal fractures are indicative of the mineral ________.

Conchoidal fractures are indicative of the mineral ________.

Conchoidal fractures are indicative of the mineral ________.
A) Muscovite
B) Quartz
C) Fluorite
D) Olivine

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barry

Define the tenacity of a mineral.

Define the tenacity of a mineral.

Define the tenacity of a mineral.
A) Resistance to scratching
B) Parting along a plane of weakness
C) A specific pattern of fracturing
D) Resistance to breaking or deforming

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barry

Which is the strongest of the atomic bonds?

Which is the strongest of the atomic bonds?

Which is the strongest of the atomic bonds?
A) Ionic
B) Covalent
C) Metallic
D) Hybrid

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barry

Which of the following terms does not describe a form of tenacity in a mineral?

Which of the following terms does not describe a form of tenacity in a mineral?

Which of the following terms does not describe a form of tenacity in a mineral?
A) Malleable
B) Sectile
C) Fibrous
D) Elastic

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barry

Why will an iron-rich olivine have a higher density than a magnesium-rich olivin

Why will an iron-rich olivine have a higher density than a magnesium-rich olivin

Why will an iron-rich olivine have a higher density than a magnesium-rich olivine?
A) More magnesium is needed to equal the same atomic charge as iron
B) Iron-rich olivine has smaller crystals, so more of them will fit into the same area

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barry

________ states that the angles between equivalent faces of crystals of the same

________ states that the angles between equivalent faces of crystals of the same

________ states that the angles between equivalent faces of crystals of the same mineral are always the same.
A) Law of Conservation of Mass
B) Law of Constancy of Interfacial Angles
C) Law of Superposition
D) Law of Opposite Inte

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barry

Only eight elements make up the vast majority of rock-forming minerals. Which of

Only eight elements make up the vast majority of rock-forming minerals. Which of

Only eight elements make up the vast majority of rock-forming minerals. Which of the following elements is not one of the eight?
A) Oxygen
B) Sulfur
C) Iron
D) Potassium

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barry

The addition of ________ influences a mineral's color.

The addition of ________ influences a mineral's color.

The addition of ________ influences a mineral's color.
A) Water
B) Protons
C) Pigment
D) Trace elements

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barry

Which ions - positive ions or negative ions - tend to be larger and why?

Which ions - positive ions or negative ions - tend to be larger and why?

Which ions - positive ions or negative ions - tend to be larger and why?
A) Positive ions - they have more protons
B) Positive ions - they have more electrons
C) Negative ions - they have more neutrons
D) Negative ions - they have

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barry

Ferromagnesian minerals are those that contain a great deal of ________.

Ferromagnesian minerals are those that contain a great deal of ________.

Ferromagnesian minerals are those that contain a great deal of ________.
A) Manganese and Iron
B) Potassium and Aluminum
C) Magnesium and Iron
D) Calcium and Silicon

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barry

A(n) ________ is a silicate structure where no silica tetrahedra share any oxyge

A(n) ________ is a silicate structure where no silica tetrahedra share any oxyge

A(n) ________ is a silicate structure where no silica tetrahedra share any oxygen ions.
A) Single Chain
B) Double Chain
C) Framework
D) Independent

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barry

Ignoring color, what is the best method to distinguish between potassium feldspa

Ignoring color, what is the best method to distinguish between potassium feldspa

Ignoring color, what is the best method to distinguish between potassium feldspar and plagioclase feldspar?
A) Cleavage
B) Striations
C) Hardness
D) Streak

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barry

The ________ are the mineral class that accounts for more than 90% of the Earth'

The ________ are the mineral class that accounts for more than 90% of the Earth'

The ________ are the mineral class that accounts for more than 90% of the Earth's crust.
A) Silicates
B) Sulfates
C) Carbonates
D) Sulfides

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barry

Which group of minerals has two cleavages that are oriented at approximately 60°

Which group of minerals has two cleavages that are oriented at approximately 60°

Which group of minerals has two cleavages that are oriented at approximately 60° and 120°?
A) Pyroxenes
B) Potassium Feldspars
C) Amphiboles
D) Galena

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barry

Which type of convergence will result in a continental volcanic arc?

Which type of convergence will result in a continental volcanic arc?

Which type of convergence will result in a continental volcanic arc?
A) Oceanic-Continental
B) Oceanic-Oceanic
C) Continental-Continental

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barry

Oxides are based around which negative ion?

Oxides are based around which negative ion?

Oxides are based around which negative ion?
A) F-
B) Cl-
C) O22-
D) S-

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barry

Which ferromagnesian mineral is believed to constitute up to 50% of the mantle?

Which ferromagnesian mineral is believed to constitute up to 50% of the mantle?

Which ferromagnesian mineral is believed to constitute up to 50% of the mantle?
A) Biotite
B) Amphibole
C) Olivine
D) Garnet

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barry

Which type of convergence will result in a volcanic island arc?

Which type of convergence will result in a volcanic island arc?

Which type of convergence will result in a volcanic island arc?
A) Oceanic-Continental
B) Oceanic-Oceanic
C) Continental-Continental

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barry

Where are the majority of transform faults located?

Where are the majority of transform faults located?

Where are the majority of transform faults located?
A) Southern California
B) On the ocean floor offsetting segments of oceanic ridge
C) Radiating from convergent boundaries as stress fractures
D) Along mountain ranges that have b

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barry

What is the mineral name for table salt?

What is the mineral name for table salt?

What is the mineral name for table salt?
A) Halite
B) Calcite
C) Dolomite
D) Gypsum

barry   1899   2 Replies

barry

What are the two groups of feldspar minerals called?

What are the two groups of feldspar minerals called?

What are the two groups of feldspar minerals called?
A) Microcline and Orthoclase
B) Potassium Feldspar and Plagioclase
C) Sodium and Calcium
D) Albite and Anorthite

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barry

In the Whole-Mantle Convection model, what feature balances the deeply descendin

In the Whole-Mantle Convection model, what feature balances the deeply descendin

In the Whole-Mantle Convection model, what feature balances the deeply descending lithosphere by transporting hot material toward the surface?
A) Kimberlites
B) Decompression Melting
C) Mantle Plumes
D) Rift Zones

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barry

Which factor contributes the most toward plate motion?

Which factor contributes the most toward plate motion?

Which factor contributes the most toward plate motion?
A) Ridge Push
B) Mantle Drag
C) Slab Pull
D) Friction

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barry

Which model of convection describes how the interior is divided into several lev

Which model of convection describes how the interior is divided into several lev

Which model of convection describes how the interior is divided into several levels of convection cells?
A) Layer Cake Model
B) Whole-Mantle Convection
C) Plume Model
D) Differentiation Model

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