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distinguish between renewable and non renewable resources?
what is the difference between biomass and fossil fuels?
Q. what is conventional source and non-convemtional sources of energy ?
explain the working and principle of a hydroelectric powerplant
Explain the structure and function of biogas plant
name the two elements present in both cng and petroleum
What type of energy conversion takes place when a bullet is fired from a rifle?
Explain construction and working of a biogas plant with labeled diagram.
what is the difference between bio-mass and bio-gas
Why are solar cookers covered by a glass plate?
what is geothermal energy
all ores are minerals but all minerals are not ores.justify
3-3)Name two combustible components of biogas.
what is soda -acid fire extinguisher
Advantages and disadvantages of solar energy.???
List 3 advantages and disadvantages of constructing a dam on a river.
what is solar constant? how to calculate it?
Why the plant have taproot have reticulate venation and the plant have fibrous root have parallel venation
why is there a need to harness non conventional sources of energy?????
Draw a flowchart to represent the conversion of energy in a hydroelectric power plant
What are the disadvantages and advantages of nuclear energy
The Process of conversion of wood into coal by biochemical process, taking over millions of years, is called ______________
explain the working of a windmill?
What are primary and secondary fuels? To which class of fuel do the following belong: coke, wood, petroleum, LPG?
Explain the main purpose of using plane mirrors in solar cookers
has been used as a rocket fuel. Would you consider it a cleaner fuel
than CNG? Why or why not?
Explain the working of a thermal power plant
What are limitations of tidal & wave energy?
A group of farmers teamed together to set up a biogas plant close to their farms. List any six advantages that they would be able to derive from the plant.
Mark the places in the map where coal petroleum and natural gas are found
name any two elements that are used in fabricating solar cell. plz someone answer
What is the difference between Petroleum and Petrol?
Derive E = MC square ?
download power point presentation for class 10th cce cbse science lesson14
Can a solar panel be used as a source of energy in a space probe sent to Uranus or beyond?
What is the advantages & disadvantages of charcoal?
What r the environmental consequences of the increasing demand of energy ?
why are thermal power plants set up near coal or oil fields
Which of following causes the least pollution when burnt?
(A) petrol (B) diesel
(C) coal (D) natural gas
explain why calcium metal after reactin with water starts floating on its surface. write the chemical reaction for its reaction
A box of mass 2 kg has an initial speed of 10m/s at the foot of a ramp. Given that the friction along the ramp is 2N find the height h that the box reaches when its speed is 5 m/s. (Take g=10m/s2)
How does biogas plant help to reduce the problem of pollution?
what is the disadvantages of biogas plant ?
what is difference between nuclear fission & nuclear fusion ? give the answer pointwise in a tabular form ?
Q4) what are the advantages and disadvantages of wind energy ?
differentiate between thermal power plant and hydro power plant?
advantages and disadvantages of nuclear energy,
state the advantages of obtaining biogas from animal dung and bio waste?
Reuse of material is considered better than "RECYCLING". Why?
Compare and contrast hydroelectricity and biomass as sources of energy. List as many differences as possible.
Can any source of energy be pollution-free? Why or why not?
advantages and disadvantages of solar cooker
which of the following is not ultimately derived from sun's energy
y is CNG considered an environmental friendly fuel??
Give any 5 advantages and disadvantages of solar cooker
What are the improvements in technology for using conventional sources of energy?
What are the environmental consequences of the increasing element for energy? What steps would
Describe how hydroenergy can be converted into electrical energy. write any 2 limitations of hydroenergy.
Solly!!! all my friends there was a power cut so can't come here. ......... ............
welll is any one der???
Why is biogas considered an ideal fuel for domestic use?
what is oesophagus
what is the principle working windmill ?
what is nuclear energy?????????
What are the uses of solar energy
1. Name an efficient fuel obtained from cow dung and other animal and plant wastes. Also mention its main constituents.
how to make a simple working model of a solar cooker
Why is the use of biomass to generate heat
(i)discouraged by burning it directly in oven(chulhas) and
(ii)encouraged for obtaining through a biogas plant.
write a short note on tidal energy
wat is d principle of biogas explain its working wid diagram
list two advantages of using biogas over fossil fuel
I have completed all the topics of ch-14 science but one topic of them does not have any test so how can i get points for it? PLEASE ANSWER THIS..
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