Description : Suggest a good place to establish a wind farm.
Last Answer : Ans: b) A good place to establish a wind farm would be a windy location on land or out at sea.
Description : What is the wind farm?
Last Answer : Ans: a) A wind farm has a large number of wind turbines in one place.
Description : What is the main problem with wind power?
Last Answer : Ans: The energy produced by wind is difficult to store, and electricity is only produced when the turbines are rotating.
Description : Give two examples of renewable energy sources.
Last Answer : b) The Sun, wind, and tides.
Description : What is a renewable energy source?
Last Answer : Ans: a) A renewable energy source is a natural energy source which can supply energy for millions of years without becoming exhausted.
Description : Explain how global warming can lead to the flooding of low lying areas.
Last Answer : Global warming will cause the ice caps at the Poles to melt which in turn will cause the sea level to rise, thus causing a change in weather patterns: more flooding will occur in the lowlying parts of the world.
Description : What is a global warming?
Last Answer : Ans: a) An increase in the amount of carbon dioxide in the air is increasing the greenhouse effect, which is causing the temperature of the Earth to rise. This is global warming.
Description : Name one other green house gas.
Last Answer : methane
Description : Explain why carbon dioxide is called a green house gas.
Last Answer : Ans: a) Similar to a greenhouse, carbon dioxide is very good at keeping heat within the Earth’s atmosphere. This is why it is called a greenhouse gas. It has been very useful in making the Earth warm enough for human life to survive.
Description : What happen to the heat energy that reaches Earth from the sun?
Last Answer : Ans: The layer of air which surrounds the Earth acts as an insulating layer. Carbon dioxide gas in the atmosphere absorbs the heat from the Sun and keeps it in thereby maintaining a specific temperature for life on Earth.
Description : Name three gases that cause rain to be acidic.
Last Answer : Ans: carbon dioxide, sulphur dioxide, nitrogen dioxide
Description : Explain how fossil fuel cause air pollution.
Last Answer : Ans: When fossil fuels are burnt they produce harmful substances that cause air pollution and, in turn harm the environment.
Description : Why are gases deposits found on top of oil deposit?
Last Answer : Ans: Gas deposits collect above the oil because they are less dense.
Description : What does porous mean?
Last Answer : Ans: Porous means something having sponge-like holes through which liquid or gas can seep.
Description : a) What does crude oil look like? b) Explain why crude oil is a fossil fuel.
Last Answer : a) Crude oil is thick and black. b) Crude oil is a fossil fuel because it was made from the dead bodies of microscopic plants and animals that once lived in the sea.
Description : Suggest why there are no human fossil in coal.
Last Answer : Ans: There were no human beings living on the Earth at that time.
Description : What is a fossil fuel?
Last Answer : Ans: A fossil fuel is formed from the remains of living things. Coal, oil, and natural gas are fossil fuels.
Description : Give three uses for oil products.
Last Answer : Ans: Oil products are used in vehicles, for heating homes and in power stations.
Description : Give the meaning of the following words a) combustion b) ignition
Last Answer : a) The chemical reaction which takes place when a fuel reacts with oxygen to give out thermal energy (heat) is called combustion. b) The small amount of energy needed to light a fuel is called ignition.
Description : Where most of the world’s energy does comes from?
Last Answer : Ans: Most of the world’s energy comes from burning fuels.
Description : List the various fuels used in I.C. engines. Write the properties of Biodiesel Fuels used in I. C. engine.
Last Answer : 1 Petrol 2. Diesel 3. LPG 4. CNG 5.Hydrogen 6.Alcohol 7.Bio diesel Properties biodiesel i) It is a renewable substitute fuel for petroleum diesel. ii) It has lower exhaust ... diesel vi) It is an environmentally friendly fuel that an be used in any diesel engine without modification.
Description : List properties of Fuels
Last Answer : Properties of fuels: 1. It should possess high calorific value. 2. It should have proper ignition temperature. The ignition temperature of the fuel should either be neither too low nor too high. 3. It ... moisture content. 9. It should be cheap. 10. It should be easy to handle and transport.
Description : List any two types of fuels used in electrical power generation plants.
Last Answer : Types of fuels used in electrical power generation plants: 1) Solid fuels: Coal, Biomass: Wood, Nuclear fuel: Uranium, Plutonium 2) Liquid fuels: Diesel, Petrol 3) Gaseous Fuels: Natural gas, Producer ... 2) Wood 3) Uranium 4) Plutonium 5) Diesel 6) Petrol 7) Natural gas 8) Producer gas
Description : List five common fiber optic transmitter packages.
Last Answer : TO can, DIP, butterfly lead microcircuits, circuit cards, and stand-alone optical fiber converters.
Description : What will happen when the world runs out of oil-based fuels?
Last Answer : Resource wars, culminating in global thermonuclear war and the end of human civilisation.
Description : If other fuels such as fossil fuels, etc. had not been discovered, would whales of today be raised in whale hatcheries for their whale oil, or would they be all but extinct do to the lust for their oil?
Last Answer : answer:A whale hatchery wouldn’t be too practical. They’d all be extinct now.
Description : Can you guys help me find a valid link that can tell us about how long we have until fossil fuels run out?
Last Answer : I think fossil fuel energy models will go the way of the dinosaur far faster than the supply of such does (did).
Description : If there had been no fossil fuels would we be here?
Last Answer : Yes, mankind would certainly be here. No, we wouldn’t be nearing wiping ourselves out. But there were humans here for a very long time before they found and exploited fossil fuels. So yes, we would exist. Just not in this way in in these numbers.
Description : What are 3 factors needed to produce fossil fuels from organic residue?
Last Answer : I have some guesses but it’s tricky because we’re not supposed to answer homework questions directly here on Fluther. Here’s a hint as to one of my ideas: fossil fuels are considered non-renewable because….? If you still don’t get it I can elaborate.
Description : If fossil fuels come from fossils, then should some belong in a museum or science lab?
Last Answer : answer:Fossil Fuels come from things that died during the age of fossil formation, but were unfortunate enough to fall into a place where the surrounding conditions turned them into coal or aiol, ... read about them being used in chemicals, agriculture (fertilizers) paint, medicine, and much more.
Description : What chemical/physical properties help compare fuels in combustion engines? and how to apply them.
Last Answer : The ratings for fuel energy, flame propagation, combustion speed are based on comparison with octane in gasoline and pentane or cetane (depending on the applicatton) for diesel or jet fuel.. ... are many textbooks on petroleum technology, the Wiki article and references give a good starting point.
Description : It took nature about 1 million years to create the amount of fossil fuels today's world consumes every year. How do you feel about that?
Last Answer : I’ll be dead before we run out so I’m fine with it…
Description : Name any two fossil fuels. -Biology
Last Answer : A good fuel is the one which has high calorific value, is non-polluting, is easy to transport and easily available, has moderate ignition temperature.
Description : fossil fuels are easily replaced this statement is true because?
Last Answer : 1
Description : How many tons of carbon dioxide are produced each year by burning fossil fuels ?
Last Answer : 21.3 billion tons of carbon dioxide is produced annually by burning fossil fuels
Last Answer : It will end after 100 years
Description : What are the other causes of global warming besides the burning of fossil fuels?
Last Answer : First you need to establish that there actually is some such thing as "global warming". The globe has always been warming and cooling, and really nobody has any idea what causes it. For instance ... whatever you mean by that, is caused by anything humans are doing is NOT supported by observations.
Description : The expenditure on fuels in running a train varies as the square of its speed measured in km/hr and it is Rs. 48 per hour at the speed of 16 km/hr. If
Last Answer : The expenditure on fuels in running a train varies as the square of its speed measured in km/ ... hour find the best speed of the train economically.
Description : Burning of fossil fuels is the main source of which of the following pollutants?
Last Answer : Burning of fossil fuels is the main source of which of the following pollutants? A. Nitrogen oxide B. nitric acid C. nitrous oxide D. sulphur dioxide
Description : Which one of the following is being tried in India as a biofuel substitute for fossil fuels?
Last Answer : Which one of the following is being tried in India as a biofuel substitute for fossil fuels? A. Musa B. Aegilops C. Jatropa D. Azadirachta
Description : Assertion: Euro II norms are framed to reduce the content of CO and aromatic compounds from fuels. Reason: These compounds lead to reduced visibility
Last Answer : Assertion: Euro II norms are framed to reduce the content of CO and aromatic compounds from fuels. Reason ... and Reason are false, then mark (4).
Description : Minerals, metals, and fossil fuels are which type of resources of energy?
Last Answer : Minerals, metals, and fossil fuels are which type of resources of energy? A. Renewable B. Non-renewable C. Biodegradable D. Degradable
Description : Why are fossil fuels often described as a non renewable?
Last Answer : Need answer
Description : What are the examples gaseous fuels?
Last Answer : The most common gaseous fuel is methane; also propane, butane, ethane, acetylene, etc.
Description : What would be the most likely result of humans stopped burning fossile fuels?
Last Answer : There would be less carbon dioxide in the atmosphere
Description : What are the non renewable energy resources are fossil fuels?
Last Answer : Crude oil, natural gas and coal are three non-renewable fossil fuel energy resources. Once used they can not be replaced.
Description : Why are people researching ways to use fuels made from plants to power cars?
Last Answer : Feel Free to Answer
Description : How Do also fossil fuels differ from fossils?
Description : What product is released into Earth's atmosphere through the combustion of fossil fuels?
Last Answer : Carbon dioxide, carbon monoxide and water vapor.
Description : Why scientist are looking for alternatives fossil fuels?
Last Answer : B/c burning fossil fuels releas a lot of carbon monoxides andpollutants into the atmosphere, which many suspect may interferewith our climate.On top of that, fossil fuels will one day run out. It'd be quitehandy to have made the switch to something else before thathappens.