WEBMay 2, 2024 · As coal contains mainly carbon, the slow process of conversion of dead vegetation into coal is called carbonisation. Explain why fossil fuels are exhaustible natural resources. Fossil fuels are formed over a period of millions of years, by the action of high temperature and high pressure on the remains of dead plants and animals.
WhatsApp: +86 18203695377WEBApr 2, 2019 · Decomposing plants and other organisms, buried beneath layers of sediment and rock, have taken millennia to become the carbonrich deposits we now call fossil fuels. These nonrenewable fuels ...
WhatsApp: +86 18203695377WEBFeb 22, 2023 · How crude oil is refined into petroleum products. Petroleum refineries convert (refine) crude oil into petroleum products for use as fuels for transportation, heating, paving roads, and generating electricity and as feedstocks for making chemicals.. Refining breaks crude oil down into its various components, which are then selectively .
WhatsApp: +86 18203695377WEBJun 21, 2023 · The process of conversion of this vegetation or plants into coal is called carbonization. 7. The plants buried under the soil undergo carbonization and change into coal. ... Formation of Petroleum. Like coal, carcasses of dead plants and animals were buried at the bottom of the sea millions of years ago. ... To differentiate and explain the ...
WhatsApp: +86 18203695377WEB3 days ago · The formation of coal takes place in four stages which are peat, lignite, bituminous, and anthracite. Coal mainly contains carbon, hydrogen, and oxygen. ... called crude oil. Through a process called fractional distillation, this crude oil is refined where different hydrocarbons separate to form different fractions. Petrol, kerosene, paraffin ...
WhatsApp: +86 18203695377WEBSCIENCE TEXTBOOK FOR CLASS 8 > Chapter 2 Coal and Petroleum > Exercises > Q 8. Share. MEDIUM. 8th Jammu and Kashmir Board. IMPORTANT. Earn 100. Explain the process of formation of petroleum. Solution. Hint. ... Explain the process of formation of petroleum. Free Sign Up Ask a Doubt Get Free App. Learn and Prepare for any .
WhatsApp: +86 18203695377WEBThe advantages of using compressed natural gas (CNG) and liquified petroleum gas (LPG) as fuels are: (i) They can be burnt directly. (ii) They can be transported easily through pipe lines. (iii) They are clean fuels and do not give smoke when burnt. (iv) They give a lot of heat energy when burnt.
WhatsApp: +86 18203695377WEBMay 6, 2016 · the process of formation of coal is and other plants that grew in swampy areas 300400 million years ago died and their remains got buried in the swampy time,these remains were covered with layers of sediments such as mud and sand. low oxygen conditions,the buried plant material formed a dark brown material called .
WhatsApp: +86 18203695377WEBOct 19, 2023 · Natural gas is a fossil other fossil fuels such as coal and oil, natural gas forms from the plants, animals, and microorganisms that lived millions of years ago. There are several different theories to explain how fossil fuels are formed. The most prevalent theory is that they form underground, under intense conditions. As plants, .
WhatsApp: +86 18203695377WEBMar 17, 2023 · Explain the process of formation of petroleum? Name two places in India where it is found. Academic Chemistry NCERT Class 8. Petroleum is formed by the decomposition of aquatic plants and animal remains. In India, petroleum is obtained from oil wells in Assam and Bombay High. Tutorialspoint.
WhatsApp: +86 18203695377WEBJun 19, 2023 · Learn About Formation Of Fossil Fuels (Coal and Petroleum) Fossil fuels are nonrenewable resources used to create energy. They are available in coal, oil, and natural gas. Fossil fuels are obtained from the remains of plants and animals. The process of formation of fossil fuels involves the burial of dead organisms under sedimentary rocks.
WhatsApp: +86 18203695377WEBMay 2, 2024 · NCERT Solutions for Class 8 Science Chapter 3 Coal and Petroleum in Hindi and English Medium modified for new session 202425. ... Explain the process of formation of petroleum. ... As coal contains mainly carbon, the slow process of conversion of dead vegetation into coal is called carbonisation.
WhatsApp: +86 18203695377WEBMar 22, 2022 · Petroleum was formed from the remains of tiny organisms called plankton that were found in the bottom of seas and oceans. Plankton have tiny droplets of oil inside their bodies. As these organisms died, their bodies settled at the bottom of the sea or ocean and got covered with layers of sand and clay.
WhatsApp: +86 18203695377WEBMar 18, 2024 · Nonrenewable energy comes from sources that will run out or will not be replenished in our lifetimes—or even in many, many lifetimes.. Most nonrenewable energy sources are fossil fuels: coal, petroleum, and natural is the main element in fossil fuels. For this reason, the time period that fossil fuels formed (about 360300 .
WhatsApp: +86 18203695377WEBJul 7, 2021 · The process of coal formation is called carbonisation. The dead plants and vegetation due to temperature and high pressure over hundreds of years slowly turned into coal. This slow conversion of dead plants and forests into coal is called the process of carbonisation. ... Q. Explain the process of formation of petroleum. Ans. Petroleum .
WhatsApp: +86 18203695377WEB3 days ago · The process of formation of coal is called carbonisation and the time period during which this process takes place is called the carboniferous age. ... It is impure and, therefore, called crude oil. Through a process called fractional distillation, this crude oil is refined where different hydrocarbons separate to form different fractions ...
WhatsApp: +86 18203695377WEBNatural gas formation. Natural gas is a fossil fuel that is composed mainly of methane composed itself of carbon and hydrogen and is thus known as a hydrocarbon. [1] Natural gas formation (which is a gas) is essentially the same as the formation of oil (a liquid) and thus takes a significant amount of time with natural gas beginning to form ...
WhatsApp: +86 18203695377WEBHydrodesulfurization (HDS), also called hydrotreatment or hydrotreating, is a alytic chemical process widely used to remove sulfur (S) from natural gas and from refined petroleum products, such as gasoline or petrol, jet fuel, kerosene, diesel fuel, and fuel oils. The purpose of removing the sulfur, and creating products such as ultralowsulfur .
WhatsApp: +86 18203695377WEBMay 29, 2024 · Coal is an abundant natural resource that can be used as a source of energy, as a chemical source from which numerous synthetic compounds (, dyes, oils, waxes, pharmaceuticals, and pesticides) can be derived, and in the production of coke for metallurgical is a major source of energy in the production of electrical .
WhatsApp: +86 18203695377WEBApr 8, 2024 · Coal is a blackish or brownishblack sedimentary rock that develops from coal seams, which are a type of start rock. This is thought to have been formed from the algae plants' waste. Coal is mostly composed of carbon, with trace amounts of other organic elements such as hydrogen, sulfur, oxygen, and nitrogen.
WhatsApp: +86 18203695377WEB1 day ago · This process of the formation of coal is known as carbonization. 4. Fill in the banks. a) Fossil fuels are ____, ____ and _____. Ans: Fossil fuels are coal, petroleum and natural gas. b) Process of separation of different constituents from petroleum is called ____. Ans: Process of separation of different constituents from petroleum is called ...
WhatsApp: +86 18203695377WEBNov 12, 2017 · Explain the process of formation of petroleum in Earth. ... NCERT Solutions Class 8 Science Chapter 5 Coal and Petroleum. asked Oct 19, 2022 in Physics by Namanwadhwa ( points) ncert solutions; ncert solutions class 8; ncert solutions class 8 science; coal and petroleum +1 vote. 1 answer. Petroleum, Fractional distillation and .
WhatsApp: +86 18203695377WEBPetroleum Formation, Maturation, Kerogen: Deeper burial by continuing sedimentation, increasing temperatures, and advancing geologic age result in the mature stage of hydrocarbon formation, during which the full range of petroleum compounds is produced from kerogen and other precursors by thermal degradation and cracking (in which heavy .
WhatsApp: +86 18203695377WEBUnder these conditions, these slowly got converted into coal. This process of formation of coal from dead vegetation is called carbonization. Exercises Page Number 62. 4. Fill in the banks. (a) Fossil fuels are _____, _____and _____. ... Explain the process of formation of petroleum. Answer.
WhatsApp: +86 18203695377WEBOct 11, 2019 · Coal and Petroleum Class 8 Extra Questions Long Answer Questions. Question 1. Explain about the varieties of coal. Answer: Depending upon the amount of carbon content, coal may be of four types: Peat: This is the most inferior and softest form of coal. Its carbon content is very low. It has a large amount of moisture and is not much .
WhatsApp: +86 18203695377WEBJul 21, 2023 · Petroleum is formed from the remains of tiny sea animals and plants that lived millions of years ago. As these organisms died, their bodies settled at the bottom of the sea and got covered with layers of sand and clay. In absence of air, high temperature and high pressure transformed the dead organisms into petroleum and natural gas.
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