Which is not a secondary fuel?
These include petroleum which are primary sources and diesel, gasoline are a few secondary sources. This group includes natural gas which is a primary source and coal gas, water gas, CNG to name a few secondary sources. As C is not the answer, then clearly B is the answer. So, the correct answer is “Option B”.
Which of the following is a secondary fuel?
Methane, water gas and LPG are secondary fuel.
What are the sources of Philippine history?
They include letters, diaries, journals, newspapers, photographs, and other immediate accounts. The interpretation and evaluation of these sources becomes the basis for research.
How do I find primary sources on Google?
To find credible primary sources using Google, you need to start at Google’s Advanced Search page, which can be found in the “Settings” tab. First, go to google.com, and then look at the lower right hand side of the page. You’ll see “Settings”. When you click on “Settings”, you’ll see the “Advanced Search” link.
Which one is called as secondary nuclear fuel?
2.5 Nuclear fuel Natural uranium fuel that contains uranium-235 and uranium-238, capable of forming plutonium-239; Secondary, or reprocessed fuel which cannot be found in nature. Traditional nuclear fuel is based on the natural uranium .
What is a historical secondary source?
Secondary sources were created by someone who did not experience first-hand or participate in the events or conditions you’re researching. For a historical research project, secondary sources are generally scholarly books and articles.
Where can I find secondary sources?
Secondary sources can be found in books, journals, or Internet resources. When we talk about secondary sources, most of the time we are referring to the published scholarship on a subject, rather than supplementary material like bibliographies, encyclopedias, handbooks, and so forth.
Is water gas a secondary fuel?
That implies secondary fuels are also a type of intermediate energy between primary energy and energy services. Such an intermediate form is also classified as an energy currency but also requires electricity that is not a fuel. So the example of secondary fuel is water gas.
What is the difference between primary and secondary sources in history?
Primary sources are the historical documents used by historians as evidence. In contrast, a secondary source is the typical history book which may discuss a person, event or other historical topic. A good secondary source uses primary sources as evidence.
Is oil a primary or secondary product?
“Energy commodities are either extracted or captured directly from natural resources (and are termed primary) such as crude oil, hard coal, natural gas, or are produced from primary commodities.” “Secondary energy comes from the transformation of primary or secondary energy.”
What are primary and secondary energy sources?
Activity Overview: Primary energy consists of unconverted or original fuels. Secondary energy includes resources that have been converted or stored. For example, primary energy sources include petroleum, natural gas, coal, biomass, flowing water, wind, and solar radiation.
Which fuel causes least pollution?
Natural gas
Is diesel a secondary fuel?
Gasoline, kerosene and diesel are also fuels, but are different as they are derived from primary energy sources. These are secondary fuels as opposed to primary fuels. Secondary fuels are easier for engines to burn, so are often made from crude oil as a way of getting the most energy out as possible.
What are the examples of written sources?
Examples of primary sources include letters, autobiographies, diaries, government documents, minutes of meetings, newspapers, or books written about your topic at that time. Non-written sources include interviews, films, photos, recordings of music, clothing, buildings, or tools from the period.
Where can I find historical sources?
6 Free Online Resources for Primary Source Documents
- National Archives. The National Archives is a fantastic resource.
- DocsTeach. Also run by the National Archives, DocsTeach is full of activities for educators.
- Spartacus Educational. Spartacus Educational is a great resource for global history.
- Fordham University.
- The Avalon Project.
- Life Magazine Photo Archive.
What are the secondary biomass sources?
5 Secondary biomass energy from wastes, residues and co-products. Many materials such as straw or rice husks resulting from ‘non-energy’ uses of biomass are also potential sources of biomass for energy. In addition, mixed urban and industrial waste will release energy if burned.
Is charcoal a secondary fuel?
Answer: Fuel which we get from natural resources are primary fuels while artificial fuels are Secondary fuels . Answer: Primary Fuels are the natural Fuel like wood ,coal, dung and Secondary fuels are the artificial fuels likecoke , charcoal.
Is a secondary solid fuel?
Solid Secondary Fuel (SSF) is a fuel obtained from the dry component (plastic, paper, textile fibres, etc.) of non-hazardous waste, whether urban or special, by means of special separation treatments from other non-combustible materials such as glass, metals and inert materials.
Who are the three primary sources of the story?
History: Primary & Secondary Sources
- Primary sources include documents or artifacts created by a witness to or participant in an event.
- Primary sources may include diaries, letters, interviews, oral histories, photographs, newspaper articles, government documents, poems, novels, plays, and music.
What is an example of a secondary source in history?
Secondary sources provide second-hand information and commentary from other researchers. Examples include journal articles, reviews, and academic books. A secondary source describes, interprets, or synthesizes primary sources.