Question 1

Which of the following is not a true statement?

Accepted Answer

A)  If asbestos is found at surface, it is not considered harmful or dangerous to humans, plants, or animals 
B)  Radon gas is considered to be a radioactive carcinogen 
C)  Mercury is considered to be a toxic element 
D)  Arsenic is considered to be a toxic element 
E)  Lead is considered to be a toxic element 
A)  If asbestos is found at surface, it is not considered harmful or dangerous to humans, plants, or animals 
B)  Radon gas is considered to be a radioactive carcinogen 
C)  Mercury is considered to be a toxic element 
D)  Arsenic is considered to be a toxic element 
E)  Lead is considered to be a toxic element

Question 2

Besides feldspar, what specific mineral is known for causing fatal inflammation and scarring of the lung tissue, called silicosis when it is ground to dust? ______________________________

Accepted Answer

The answer of Besides feldspar, what specific mineral is known...

Question 3

Which of the following is not a true statement about mineral properties?

Accepted Answer

A)  Luster is the way in which a mineral reflects light 
B)  Pyrite has a metallic luster and is a yellowish mineral but it will not streak the same color as gold 
C)  Calcite dissolves rapidly releasing visible bubbles of carbon dioxide gas so the acid test is useful for identifying if the mineral calcite is present 
D)  Some minerals have a natural magnetism such as a magnetite which is why geologists test minerals with magnets to check for this characteristic 
E)  Fluorescent minerals emit visible light when they are exposed to radiation 
A)  Luster is the way in which a mineral reflects light 
B)  Pyrite has a metallic luster and is a yellowish mineral but it will not streak the same color as gold 
C)  Calcite dissolves rapidly releasing visible bubbles of carbon dioxide gas so the acid test is useful for identifying if the mineral calcite is present 
D)  Some minerals have a natural magnetism such as a magnetite which is why geologists test minerals with magnets to check for this characteristic 
E)  Fluorescent minerals emit visible light when they are exposed to radiation

Question 4

By definition, a mineral is an organic substance that is a solid and has a definitive chemical composition and crystalline structure like shells made up of calcite.

Accepted Answer

A) True 
 B)False

Question 5

Which of the following properties would be the least effective means of mineral identification for the mineral calcite?

Accepted Answer

A)  Cleavage 
B)  Taste 
C)  Color 
D)  How it reacts to acid 
E)  Streak color 
A)  Cleavage 
B)  Taste 
C)  Color 
D)  How it reacts to acid 
E)  Streak color

Question 6

If you are streaking hematite that is a dull red mineral or a shiny black form, what specific color will either version of hematite streak?

Accepted Answer

The answer of If you are streaking hematite that is...

Question 7

Which is not a true statement about radon?

Accepted Answer

A)  Radon is caused by the radioactive decay of radon gas found in many rocks such as granite and shale 
B)  Radon can be found in soil because of the weathering of granite and shale rocks 
C)  Your home may contain higher levels of radon if it has poor ventilation and specific types of geologic rock such as granite or shale that it is built on 
D)  The highest levels of radon measured in a home were from Reading Prong that was on a uranium-rich body of granite 
E)  You can install a radon detector at most hardware stores to help monitor the levels of radon in your home 
A)  Radon is caused by the radioactive decay of radon gas found in many rocks such as granite and shale 
B)  Radon can be found in soil because of the weathering of granite and shale rocks 
C)  Your home may contain higher levels of radon if it has poor ventilation and specific types of geologic rock such as granite or shale that it is built on 
D)  The highest levels of radon measured in a home were from Reading Prong that was on a uranium-rich body of granite 
E)  You can install a radon detector at most hardware stores to help monitor the levels of radon in your home

Question 8

There are nine abundant minerals groups in the Earth's crust in spite of 3500 minerals that have been identified on Earth.

Accepted Answer

A) True 
 B)False

Question 9

Which of the following properties would be the most effective means of mineral identification for the mineral mica (muscovite)?

Accepted Answer

A)  Cleavage 
B)  Taste 
C)  Color 
D)  How it reacts to acid 
E)  Streak color 
A)  Cleavage 
B)  Taste 
C)  Color 
D)  How it reacts to acid 
E)  Streak color

Question 10

Which of the following properties would be the most effective means of mineral identification for the mineral halite?

Accepted Answer

A)  Cleavage 
B)  Taste 
C)  Color 
D)  How it reacts to acid 
E)  Streak color 
A)  Cleavage 
B)  Taste 
C)  Color 
D)  How it reacts to acid 
E)  Streak color

Question 11

Which of the following properties would be the most effective means of mineral identification for the mineral corundum?

Accepted Answer

A)  Cleavage 
B)  Hardness 
C)  Color 
D)  How it reacts to acid 
E)  Streak color 
A)  Cleavage 
B)  Hardness 
C)  Color 
D)  How it reacts to acid 
E)  Streak color

Question 12

Which of the following properties would be the most effective means of mineral identification for the mineral calcite?

Accepted Answer

A)  Cleavage 
B)  Taste 
C)  Color 
D)  How it reacts to acid 
E)  Streak color 
A)  Cleavage 
B)  Taste 
C)  Color 
D)  How it reacts to acid 
E)  Streak color

Question 13

Which is not a true statement about asbestos?

Accepted Answer

A)  Amphibole asbestos is a potential carcinogen and this type of asbestos has sharp, pointed crystals 
B)  Flexible chrysotile fibers are not as potent of a carcinogen as amphibole asbestos but they can still cause cancer 
C)  Every type of asbestos is a potent carcinogen regardless if it can blow around or it is woven into a cloth 
D)  If your school was built before 1978, it could have had asbestos used for insulation 
E)  The Asbestos Hazard Emergency Response Act of 1986 was passed by Congress to remove asbestos from schools and other buildings 
A)  Amphibole asbestos is a potential carcinogen and this type of asbestos has sharp, pointed crystals 
B)  Flexible chrysotile fibers are not as potent of a carcinogen as amphibole asbestos but they can still cause cancer 
C)  Every type of asbestos is a potent carcinogen regardless if it can blow around or it is woven into a cloth 
D)  If your school was built before 1978, it could have had asbestos used for insulation 
E)  The Asbestos Hazard Emergency Response Act of 1986 was passed by Congress to remove asbestos from schools and other buildings

Question 14

Explain why coal and oil are not considered minerals.

Accepted Answer

Both coal and oil ar

Question 15

Since the color and shape of quartz varies from sample to sample, a geologist may need to examine other physical properties to properly identify the mineral.

Accepted Answer

A) True 
 B)False

Question 16

Which of the following is not a true statement about an element?

Accepted Answer

A)  A total of 88 elements naturally occur in the Earth's crust 
B)  Oxygen, silicon, aluminum, iron, calcium, sodium, potassium, and magnesium are the elements that make up more than 98% of the Earth's crust 
C)  A negatively charged ion is classified as an anion while a positively charged ion is classified as a cation 
D)  All of the above are true statements about elements 
A)  A total of 88 elements naturally occur in the Earth's crust 
B)  Oxygen, silicon, aluminum, iron, calcium, sodium, potassium, and magnesium are the elements that make up more than 98% of the Earth's crust 
C)  A negatively charged ion is classified as an anion while a positively charged ion is classified as a cation 
D)  All of the above are true statements about elements

Question 17

Quartz displays an excellent cleavage because it peels apart into layers like mica.

Accepted Answer

A) True 
 B)False

Question 18

Completion 
 If you purchased an emerald, ruby, or sapphire, what type of gem stone have you bought? ______________________________

Accepted Answer

The answer of Completion 
 If you purchased an emerald,...

Question 19

The 88 elements that occur naturally in Earth's crust combine in multiple ways to form various minerals. How many minerals are known to humans? ______________________________

Accepted Answer

The answer of The 88 elements that occur naturally in...

Question 20

If you are holding a piece of talc, what minerals on the Moh's Hardness Scale would scratch it?

Accepted Answer

any minera

Exam 2: Minerals

Which of the following is not a true statement?

Besides feldspar, what specific mineral is known for causing fatal inflammation and scarring of the lung tissue, called silicosis when it is ground to dust? ______________________________

Which of the following is not a true statement about mineral properties?

By definition, a mineral is an organic substance that is a solid and has a definitive chemical composition and crystalline structure like shells made up of calcite.

Which of the following properties would be the least effective means of mineral identification for the mineral calcite?

If you are streaking hematite that is a dull red mineral or a shiny black form, what specific color will either version of hematite streak?

Which is not a true statement about radon?

There are nine abundant minerals groups in the Earth's crust in spite of 3500 minerals that have been identified on Earth.

Which of the following properties would be the most effective means of mineral identification for the mineral mica (muscovite)?

Which of the following properties would be the most effective means of mineral identification for the mineral halite?

Which of the following properties would be the most effective means of mineral identification for the mineral corundum?

Which of the following properties would be the most effective means of mineral identification for the mineral calcite?

Which is not a true statement about asbestos?

Explain why coal and oil are not considered minerals.

Since the color and shape of quartz varies from sample to sample, a geologist may need to examine other physical properties to properly identify the mineral.

Which of the following is not a true statement about an element?

Quartz displays an excellent cleavage because it peels apart into layers like mica.

Completion If you purchased an emerald, ruby, or sapphire, what type of gem stone have you bought? ______________________________

The 88 elements that occur naturally in Earth's crust combine in multiple ways to form various minerals. How many minerals are known to humans? ______________________________

If you are holding a piece of talc, what minerals on the Moh's Hardness Scale would scratch it?

Earth Systems

Rocks

Geologic Time: a Story in the Rocks

Geologic Resources

The Active Earth: Plate Tectonics

Earthquakes and the Earths Structure

Volcanoes and Plutons

Mountains

Weathering, Soil, and Erosion

Fresh Water: Streams, Lakes, Ground Water, and Wetlands

Water Resources

Glaciers and Ice Ages

Deserts and Wind

Ocean Basins

Oceans and Coastlines

The Atmosphere

Energy Balance in the Atmosphere

Moisture, Clouds, and Weather

Climate

Climate Change

Motions in the Heavens

Planets and Their Moons

Stars, Space, and Galaxies

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