EVENTS CONVENT HIGH SCHOOL
01/02/2021 CLASS-5 SLOT-2
Environmental Science
Chapter-17 fuel for travel
Que.1
What are fuels? Name any two fuels.
Ans.1 Material such as coal, gas, diesel or Oil, that is burned to produce
energy for running the vehicles, is called Fuel.
Que-2 Which Fuel is used in steam Engine?
Ans-2 Coal fuel is used in steam Engine.
Que-3 Write some uses of coal.
Ans-3 Trains and steam boats used coal.
Que-4 What are fossil fuels?
Ans-4 Crude oil, Coal and nautral gas
are commonly known as fossil fuel.
Que-5 How is petroleum obtained from the earth’s crust?
Ans-5 Crude oil and petroleum is obtained by drilling holes called oil wells
into the earth’s crust. The petroleum so obtained is sent to an oil refinery for processing.
Here, from crud Petroleum, Petrol, Kerosene, Diesel, Fuel oil and paraffin wax,
etc are obtained.
Que-6 Non Renewable resources?
Ans-6 The sources of energy like coal and petroleum, which are exhaustible and
cannot be renewed quickly, are called non renewable sources of energy.
Que-7 Alternate fuels?
Ans-7 The limited resources, higher prices nad also the polluting effects of
these fuels have led to search for alternate fuels such as solar energy, wind
energy and energy of flowing water.
No comments:
Post a Comment
Thank your for your valuable responce.
Mrfarooqui