Natural Gas Coursera Quiz Answers

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Natural Gas

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Week- 1

Self-Check

1.
Question 1
Natural gas is one of the cleanest burning fossil fuels compared to

1 point

a. Coal

b. Crude Oil
c. Both A & B
d. Neither

2.
Question 2
What produces natural gas when it decomposes?

1 point

Landfills

Agricultural waste
Food processing waste
All of the above

3.
Question 3
The U.S. produces about __ billion cubic feet per day of gas and consumes the same amount.

1 point
Enter answer here

Self-Check

1.
Question 1
What is the standard energy content for the natural gas that we use in our homes?

1 point

1,032 Btu per cubic foot
1,045 Btu per cubic foot

2,032 Btu per cubic foot
730 Btu per cubic foot

2.
Question 2
1 dekatherm is equivalent to

1 point

1 Mcf
1 MMBtu

1,000 cubic feet
All of the above

Self-Check

1.
Question 1
Today, most of the natural gas in the U.S. is coming from

1 point

Inland shales deposits

Offshore
Overseas
None of the above

2.
Question 2
The federal government regulates natural gas or oil drilling for all 50 states. True or False?

1 point

True

False

3.
Question 3
Which of the following is a byproduct of oil drilling in Texas?

1 point

Sand
Natural Gas
Oil

All of the above

Self-Check

1.
Question 1
What two technologies did George Mitchell combine?

1 point

a. Horizontal drilling

b. Vertical drilling
c. Hydraulic fracking
d. Both B and C

2.
Question 2
Many people object to hydraulic fracking because there are hazardous chemicals mixed in with the frack water. True or False?

1 point

True

False

Exploration of Natural Gas

1.
Question 1
When burning natural gas, the levels of carbon dioxide released are:

1 point

higher than when burning coal

same as coal
lower than when burning coal
None of the above

2.
Question 2
Natural gas is made up primarily of

1 point

Propane

Butane
Ethane
Methane

3.
Question 3
What is the basic unit of measuring gas?

1 point

Cubic yard

Cubic meter
Cubic foot
Cubic gram

4.
Question 4
In the U.S. the average heat content of natural gas is

1 point

1,032 billion thermal units

Less than 1,000 British Thermal Units
More than 1,000 British Thermal Units
1,032 British Thermal Units

5.
Question 5
You need 2 million cubic feet of natural gas. What would you order?

1 point

2 Mcf

2 Mfc
2 Mmfc
2 Mmcf

6.
Question 6
In the US, most of the natural gas comes from offshore shale deposits.

1 point

False

True

7.
Question 7
The U.S. Shale Revolution is the result of

1 point

Government deregulation
Enhanced computer and data analytics
Combination of horizontal drilling and hydraulic fracking

The Clean Power Plan

8.
Question 8
Hydraulic fracking uses water, chemicals and a proppant to keep shale fissures open. The proppant is normally:

1 point

Beach sand
Clay
Fine particle sand

None of the above

9.
Question 9
Which state has temporarily banned fracking?

1 point
Enter answer here

New York

10.
Question 10
Which options below are apart of the shale plays in PA, West VA, and Ohio?

(Please note: there may be more than one answer)

1 point

Cornelius
Utica
Cortland

Marcellus
Portland

week- 2

Self-Check

1.
Question 1
What is the purpose of a treatment plant?

1 point

Remove valuable natural gas liquids from the gas
Collect gas and treat it

Remove impurities like water, sulfur, and carbon dioxide
All of the above

2.
Question 2
What is the ideal BTU content for a natural gas pipeline?

1 point

1,064 BTUs per cubic foot
10,032 BTUs per cubic foot

1,032 BTUs per cubic foot
10,064 BTUs per cubic foot

Self-Check

1.
Question 1
How many gas processing plants are located in the United States?

1 point

154
517
4,032

10,325

2.
Question 2
Once gas is processed, it’s transported into natural gas pipelines and then into the _____.

1 point
Enter answer here

Marets

3.
Question 3
How many miles of natural gas pipelines are there currently in the United States?

1 point

305,000

350,000
45,000
405,000

4.
Question 4
What agency regulates all interstate natural gas pipelines?

1 point

Department of Energy

Energy Information Administration
Bureau of Land Management
Federal Energy Regulatory Commission

Self-Check

1.
Question 1
Which of the following not a type of underground gas storage facilities?

1 point

Depleted oil well reservoirs
Salt caverns
Aquifers
Underground Storage Tank

2.
Question 2
What agency monitors natural gas storage and releases a report?

1 point

Department of Energy
Energy Information Administration
Bureau of Land Management
Federal Energy Regulatory Commission

3.
Question 3
Currently, there are over ___ natural gas storage facilities across United States.

1 point
Enter answer here

400

4.
Question 4
What agencies were involved in the Aliso Canyon gas storages facility methane leak?

1 point

Department of Energy
California State Agencies
Pipeline and Hazardous Materials Safety Administration
Federal Energy Regulatory Commission

Natural Gas Processing, Transmission & Storage

1.
Question 1
Pipelines that collect natural gas from multiple wells are called

1 point

Distribution lines
Transmission lines
Treatment lines
Gathering lines

2.
Question 2
Natural gas processing plants remove the following substances from the natural gas stream

1 point

Water, carbon dioxide, sulfur and Natura Gas Liquids
Only water, carbon dioxide, sulfur and other impurities
Only methane
Natural Gas Liquids

3.
Question 3
Natural gas treatment plants remove the following from the natural gas stream

1 point

NGLs
Water, carbon dioxide, and sulfur
Ethane
Methane

4.
Question 4
Fill in the blank

The Federal Energy Regulatory Commission, or FERC, regulates __________.

1 point

None of the above
All international natural gas pipelines
All interstate natural gas pipelines.
All natural gas pipelines

5.
Question 5
What is the range of each natural gas pipeline compressor station?

1 point

40-60 miles
30-50 miles
60-80 miles
50-70 miles

6.
Question 6
Interstate pipelines are between 24 to 42 inches in diameter.

1 point

False
True

7.
Question 7
Choose the type(s) of underground gas storage facilities

1 point

Storage Containers
Depleted oil well reserves
Salt Caverns
Aquifers
Pipelines

8.
Question 8
What is the purpose of natural gas storage?

1 point

To ensure everyone has gas when they need it
To moderate gas prices
To store the resources for private use for the companies who transport them.
To store natural gas

9.
Question 9
What agency releases a report regarding gas storage?

1 point

FBI
National Fuel
FERC
Energy Information Administration

10.
Question 10
The largest methane leak occurred in

1 point

The Strategic Petroleum Reserve in 2015
San Bruno California and killed 8 people
The Aliso Canyon Gas Storage Facility in Southern California
BP’s Deepwater Horizon rig in the Gulf of Mexico

Week- 3

Self-Check

1.
Question 1
Super cooling natural gas, will reduce its volume to ___ of its original size.

1 point

1/400th
1/500th
1/600th
1/700th

2.
Question 2
What happens when Natural Gas is compressed? Select all that apply.

1 point

It becomes CNG
The volume is reduced to 1/200th of the original volume
It becomes LNG
The volume is reduced to 1/400th of the original volume

Self-Check

1.
Question 1
Currently, the United States is producing LNG for export in which states?

1 point

Alaska
California
Washington
Texas

2.
Question 2
Within how many miles can LNG be transported via truck?

1 point

100
225
5,000
295

LNG Import Terminals

Self-Check

1.
Question 1
What is the term used to denote providing fuel to ships with marine fuels such as heavy oil?

1 point
Enter answer here

bunkering

2.
Question 2
Satellite LNG Peak Shaving facilities are much more expensive that LNG Peak Shaving with Liquefaction. True or False?

1 point

True
False

Utility Basics

Self-Check

1.
Question 1
Pipeline companies are regulated by FERC and gas utilities are regulated by Public utility commissions or state agencies. True or False?

1 point

True
False

2.
Question 2
Who assumes the risks of a natural gas utility company?

1 point

Investors
Ratepayers
State Government
Federal Government

Utility Functions

Self-Check

1.
Question 1
What percentage of the mains are less than 4 inches in diameter?

1 point

50%
100%
80%
40%

2.
Question 2
Some Natural Gas Utility’s deliver just natural gas while others do both natural gas and electricity. True or False?

1 point

True
False

Liquefied Natural Gas, Distribution, & Construction

1.
Question 1
Liquefied Natural Gas (LNG) is created by

1 point

Compressing natural gas
Super cooling natural gas to -260 degrees F
Removing NGLs from natural gas
Regasification of natural gas

2.
Question 2
When do the natural gas utilities require liquefaction capabilities?

1 point

When they are located very far from LNG suppliers
When they are located near LNG suppliers

3.
Question 3
Which of the following are qualities of LNG?

1 point

Not corrosive
Floats in water
Quickly vaporizes
Non-toxic
All of the above

4.
Question 4
Gas utilities own the infrastructure from the city gate to the __________ .

1 point

City storing stations
Customers meters
City meters
Customers address

5.
Question 5
LNG Export terminals are built on the “train” concept. Each train has pre-treatment and liquefaction capability. The primary purpose of building a facility with trains is?

1 point

To maximize the LNG production
To allow the plant to operate if one train is down for maintenance or inoperable
Meet the requirements of the Pipeline & Hazardous Materials Safety Administration
Meet the needs of investors

6.
Question 6
Most of the U.S. LNG export terminals like Sabine Island and four others under construction are located on the

1 point

West Coast
East coast especially New England
U.S. Gulf Coast
Boston Harbor

7.
Question 7
LNG Peaking Shaving Plants are used to

1 point

Provide year-round fuel for LNG bunkering
Import LNG into regions that are short on natural gas
Supply LNG fueled vehicles and vessels
Store LNG and use it during winter or summer months when gas demand is high

8.
Question 8
One the key differences between Interstate natural gas pipeline companies and natural gas utilities are

1 point

Pipelines have large diameter steel coated pipes and utilities can use plastic pipe
Pipeline companies are regulated by FERC and gas utilities are regulated by Public utility commissions or state agencies
Gas utilities serve residential customers and pipelines never do
Gas utilities make sure the pressure is adequate to operate all of your home’s appliances
All of the above

9.
Question 9
The name of the chemical introduced into natural gas distribution systems to odorize the gas is

1 point

Sulfur dioxide
Mercaptans
Benzene
Ordinary air freshener

10.
Question 10
When the geology is not suitable for underground natural gas storage, many natural gas utilities have built

1 point

Satellite LNG Peak Shaving facilities
LNG Peak Shaving with Liquefaction
Propane Air Plants
All of the above

Week- 4

Pipeline Incidents

Self-Check

1.
Question 1
How many miles of natural gas distribution lines are operated by natural gas utilities?

1 point

305,000
100,000
3.5 Million
2.1 Million

2.
Question 2
Between 2014 and 2017, Injuries caused by natural gas distribution lines

1 point

Decreased
Increased
Stayed consistent
Did not occur

Challenges: Corrosion and Leaks

Self-Check

1.
Question 1
What is the number one concern facing the natural gas industry?

1 point
Enter answer here

corrosion

2.
Question 2
Faulty weld repairs by Pacific Gas & Electric on a natural gas distribution line killed ____ people.

1 point

Pipeline Monitoring

Self-Check

1.
Question 1
Natural gas utilities started using pipeline inspection gadget such as drones to inspect gas pipelines and distribution lines. True or False?

1 point

True
False

2.
Question 2
Which of the following are true about NYSEARCH?

1 point

Focus on collaborative research
Work voluntarily
Assist with damage prevention and leak detection
Assist with improved installation and maintenance

Customer Service & Metering

Self-Check

1.
Question 1
Who deals with your request for service, and billing and service complaints?

1 point

Gas Utilities Local Office
Public Utilities Commission
Call Center
Pipeline Company

2.
Question 2
Which of the following are the most common classes of gas service

1 point

Firm
Interruptible
Residential
Industrial

System Design & Pipeline Operators

Self-Check

1.
Question 1
_____ issued Operator Qualifications regulations that has enhanced training pipeline operators.

1 point

Gas Technology Institute
PHMSA
FERC
NYSEARCH

2.
Question 2
The Gas Technology Institute provides numerous field training modules that pipeline operators can use to train their employees. True or False?

1 point

True
False

Safety & Customer Service

1.
Question 1
Two major causes of pipeline explosions and leaks are

1 point

Terrorism and cyber attacks
Poor installation of pipeline and improper testing
Corrosion and failure of pipe, weld or equipment
None of the above

2.
Question 2
Key issues facing the natural gas industry are

1 point

Replacement of plastic pipe
Ethane leaks
Low production and high cost of natural gas
None of the above

3.
Question 3
Deterioration of a material, usually metal which results from a reaction with its environment is called

1 point

Subsidence
Loss of coating
Corrosion
None of the above

4.
Question 4
What caused the natural gas explosion of PG&E’s distribution line, that killed 8 and injured 60 in San Bruno, California?

1 point

Corrosion
Earthquake
Faulty pipe welds
Cyber terrorism

5.
Question 5
What caused the 2015 East Village Explosion in New York City that killed 2 people, injured 60 and completely destroyed three adjacent buildings?

1 point

Improper repairs by Con Edison
Improper inspection of new gas lines during renovation
Illegal tap into a gas main
Faulty gas furnace

6.
Question 6
A research, development and deployment organization that natural gas utilities work with to develop new tools to inspect, and prevent gas leaks and accidents is called

1 point

American Gas Association
Gas Technology Institute
NYSEARCH
Northeast Gas Association

7.
Question 7
Examples of recent technologies used by natural gas utilities to inspect their infrastructure are

1 point

Drones
Flexible sensor tape containing micro-liner corrosion sensors
Tetherless pipeline inspection gadgets
All of the above

8.
Question 8
Natural gas monthly rates reflect all of the following except

1 point

Customer charges for meters
Distribution charges for gas actually used
Purchase Gas adjustment (PGA)for gas purchased in wholesale market
Monthly profit or loss on the PGA

9.
Question 9
If you smell gas in your home, you should contact

1 point

Customer Service at our natural gas utility by phone
Dial 911
Call the State Public Utility Commission
Dial 811

10.
Question 10
The Pipeline & Hazardous Materials Safety Administration (PHMSA) issued operator qualification regulations for all of the following, except

1 point

Detailed list of courses that pipeline operators must take
Requires pipeline operators to document that their employees ae adequately trained to recognize and react to abnormal operating conditions while performing specific tasks
Drug and Alcohol Testing
Operator Qualifications