Energy: The Enterprise Coursera Quiz Answers – Networking Funda

Get All Weeks Energy: The Enterprise Coursera Quiz Answers

Energy Touches Everything Quiz Answers

Q1. Video: World’s Most Asked Questions: What Is Energy?

Please watch the video to answer questions 1-3.

Energy is the ability to

  • Do everything
  • All of the above
  • Do work
  • Use your motions

Q2. Which of the following was not an example of work in the video?

  • Stomp Rocket
  • Track Race
  • Patty Melt
  • Phone and Computer

Q3. What type of energy does the log contain in the video?

  • Nuclear energy
  • Mechanical energy
  • Kinetic energy
  • Chemical energy

Q4. The sun heats the earth with ______ light.

  • Infrared

Q5. What greenhouse gas has over 100x the efficiency of carbon dioxide to reflect light back to the earth?

  • Methane
  • None of the above
  • Nitrous oxide
  • Water vapor

Q6. What is the average life span a methane molecule spends in the atmosphere?

  • 8 years
  • 100 years
  • 1 year
  • 12 years

Q7. Which of the following is not a source of renewable energy used for U.S. electricity generation?

  • Solar
  • Biomass
  • None of the above
  • Hydro
  • Geothermal

Q8. 100% of nuclear electric power is used in the residential and commercial sector. (T/F)

  • True
  • False

Q9. What source of energy makes up the largest percentage of electricity generation today and why?

  • Renewables, since it is the safest and newest source of electricity generation.
  • Nuclear, since it offers a big amount of energy while maintaining a low-carbon energy infrastructure.
  • Natural Gas, since it gives off a lot of energy and can be transported through pipes.
  • Coal, because it can still be used in remote locations where there isn’t much electricity.

Q10. Potential energy is the energy that something possesses due to its motion. (T/F)

  • True
  • False

Energy Sources Quiz Answers

Q1. Video: Solar Energy

Please watch the videos and answer questions 1-3.

According to the video, What the term used to describe the most efficient photovoltaic technology?

  • Concentrated Solar
  • Photovoltaic cells
  • Solar Panels
  • Concentrated Photovoltaics

Q2. According to the video, A traditional solar panel consists of N-Type silicon and P-Type silicon with a conductor connecting both. (T/F)

  • True
  • False

Q3. According to the video, what is the benefit of using solar cell technology?

  • Ability to use a distributed generation approach.
  • Solar panels are very cheap and can save money.
  • Never have to pay a utility provider for electricity
  • All of the above

Q4. Natural gas comes from

  • Conventional non-associated gas pockets
  • All of the above
  • Gas-rich shale
  • Conventional associated gas pockets

Q5. Where is the Barnett and Marcellus shale located?

  • Pennsylvania; South Carolina
  • Alaska; Virginia
  • Georgia; Texas
  • Texas; New York

Q6. Liquefied Natural Gas ships transport compressed natural gas but are not welcomed on the coastline because they are considered security hazards. (T/F)

  • True
  • False

Q7. Which of the following is a type of Solar Photovoltaic cell?

  • Organic photovoltaic cells
  • Amorphous silicon
  • Crystalline Silicon
  • None of the above.

Q8. People put ___ covers on their pool to increase the temperature of the water in it.

  • solar pool cover

Q9. Which color did the former secretary of energy, Steven Chu, advocate painting the top of buildings to reflect sunlight out of cities?

  • Black
  • Blue
  • White
  • Yellow

Q10. Why is the typical solar cell less than 20% efficient?

  • People don’t have the funds to get a solar panel that’s 90-95% efficient
  • Solar technology was just discovered recently and still needs work
  • All of the above
  • The cells can only receive certain wavelengths of light at times.

Energy & Utility Solutions Quiz Answers

Q1. Please watch the following video and answer questions 1-6.

A Smart grid provides _______________

  • a one-way communication path
  • addresses only small energy demands
  • localized power generation built around communities
  • electricity measurements at the source

Q2. Associated terms regarding Smart Grid often include:

  • computers
  • technology
  • automation
  • two-way communication
  • controls

Q3. ___________ (HAN) connects smart appliances within a home to energy efficient system

  • Home Access Network
  • Home Affective Network
  • Home Area Network
  • Home Area Number

Q4. Electricity generated must equal ___________ across the grid

  • reduction
  • consumption
  • regulation
  • distribution

Q5. Secondary power sources are always required in power outages.

  • True
  • False

Q6. A disadvantage of Smart Grid is:

  • it’s less efficient
  • consumers will get fewer energy bills
  • it’s less secure
  • it’s more reliable

Q7. Building efficiencies can impact

  • distribution
  • supply
  • none
  • demand

Q8. The common themes between the lectures and this video, Embodied Energy Explained, are:

  • We buy energy when we buy raw materials
  • The sum of all the energy that goes into raw materials to put an item in your hand is called embodied energy
  • Transporting an item from a retail store to your home involves energy consumption
  • Energy is involved at every stage of the supply chain
  • Embodied energy does not equal embedded energy

Q9. How can we reduce infrastructure investment costs while assuring that power will always be available in an area?

  • Both
  • Utilize battery storage coupled with a renewable energy source to decentralize the transmission system.
  • Build a power plant in the area of interest
  • Neither

Q10. The following generation sources are moving from a more centralized to a decentralized distribution system: wind, solar, nuclear, and fuel cells. Advantages (s) of this include:

  • long-distance transmission
  • resiliency
  • less loss of energy
  • diversity of supply
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