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    • Posted by Abhishek Kumargupta 8 years, 5 months ago

    CBSE > Class 08 > Science
    • 0 answers
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    • Posted by Chhavi Jain 8 years, 5 months ago

    CBSE > Class 08 > Science
    • 0 answers
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    • Posted by Arpit Singh Singh 8 years, 5 months ago

    CBSE > Class 08 > Science
    • 3 answers

    Sakshi Gangopadhya 8 years, 5 months ago

    It is almost the purest form of coal Formed by destructive distillation of coal Contains90% coal

    1Thank You

    Arun Soni 8 years, 5 months ago

    Coke is a fuel with few impurities and a high carbon content, usually made from coal.

    3Thank You

    Minakshi Kapoor 8 years, 5 months ago

    Coke is almost pure form of carbon, is tough, porous and black. Coke is used in manufacture of steel and extraction of many metals.

    2Thank You

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    • Posted by Aarya Chinnawar 8 years, 5 months ago

    CBSE > Class 08 > Science
    • 1 answers

    Arun Soni 8 years, 5 months ago

    Pascal(Pa)

    3Thank You

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    • Posted by Harsh Pache 8 years, 5 months ago

    CBSE > Class 08 > Science
    • 1 answers

    Minakshi Kapoor 8 years, 5 months ago

    Natural Gas

    It consist mainly of methane with small quantities of ethane and propane.

    It occurs deep under the crust of earth either alone or along with oil above the petroleum deposit.

    Natural gas is a fossil fuel. In india,natural gas has been found in Tripura,Rajasthan, Maharashtra,krishna-godavari delta.

    When natural gas is compressed by applying pressure,it is called compressed natural gas(CNG).

    Advantages of using Natural gas(CNG)

    1)It is a god fuel because it burns easily and produces a lot of heat.

    2)It burns with a smokeless flame and cause no air pollution.

    3)It does not produce any poisonous gases on burning.

    4)It does not leave any residue on burning.

    5)It can be used directly for heating purposes in homes .

    Uses of Natural gas(CNG)

    1)It is used as domestic fuel and industrial fuel.

    2)It is used as a fuel in thermal power stations.

    3)It is used as a fuel in transport vehicles.It is a good alternative to petrol an diesel in vehicles because it is a cleaner fuel and does not cause much air pollution.

    4)It is used as a starting material for the manufacture of number of chemicals.

    2Thank You

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    • Posted by Sudhanshu Shyam 8 years, 5 months ago

    CBSE > Class 08 > Science
    • 1 answers

    Sudhanshu Shyam 8 years, 5 months ago

    Newton

    2Thank You

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    • Posted by Mohit Prajapat 8 years, 5 months ago

    CBSE > Class 08 > Science
    • 1 answers

    Nisha Singh 8 years, 5 months ago

    Acrylic is artificial wool.

    0Thank You

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    • Posted by Mohd Kaif 8 years, 5 months ago

    CBSE > Class 08 > Science
    • 1 answers

    Himanshu Singhal 8 years, 5 months ago

    CuSO4

    1Thank You

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    • Posted by Jerry Gupta 8 years, 5 months ago

    CBSE > Class 08 > Science
    • 0 answers
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    • Posted by Anshu Jaiswall 8 years, 5 months ago

    CBSE > Class 08 > Science
    • 1 answers

    Shristi Keram 8 years, 5 months ago

    Metals are lusture(shiny) because matals contain free electrons that vibrate when they come in contact with light  when the electron vibrate,then they produce their own light then this is reflected back and creates the shiny,lusturous apperence of metal.

    1Thank You

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    • Posted by Kanhaiya Rajput 8 years, 5 months ago

    CBSE > Class 08 > Science
    • 0 answers
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    • Posted by Nikhil Jha 8 years, 5 months ago

    CBSE > Class 08 > Science
    • 1 answers

    Juhi Mittal 8 years, 5 months ago

    materials which is shiny,ductile,hard,ductile malleabe and good conductor of electricity (eg gold,silver,Cooper,zinc etc).

    0Thank You

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    • Posted by Kajal Dangi 8 years, 5 months ago

    CBSE > Class 08 > Science
    • 0 answers
    ANSWER

    • Posted by Lucky Khan 8 years, 5 months ago

    CBSE > Class 08 > Science
    • 0 answers
    ANSWER

    • Posted by Yash Pandey 8 years, 5 months ago

    CBSE > Class 08 > Science
    • 0 answers
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    • Posted by Yash Pandey 8 years, 5 months ago

    CBSE > Class 08 > Science
    • 1 answers

    Sahdev Sharma 8 years, 5 months ago

    The conjunctiva lines the inside of the eyelids and covers the sclera (the white of the eye). It is composed of non-keratinized, stratified squamous epithelium with goblet cells, and also stratified columnar epithelium.

    1Thank You

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    • Posted by Dhanvi Garg 8 years, 5 months ago

    CBSE > Class 08 > Science
    • 0 answers
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    • Posted by Juhi Patel 8 years, 5 months ago

    CBSE > Class 08 > Science
    • 1 answers

    Dhananjay Das 8 years, 5 months ago

    The process of conversion of sugar into alcohol is called fementation

    1Thank You

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    • Posted by Juhi Patel 8 years, 5 months ago

    CBSE > Class 08 > Science
    • 1 answers

    Vahini Soni 8 years, 5 months ago

    because camel store food and water in his hump. so he can live many days without eating and drinking

    0Thank You

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    • Posted by Anjali Pacholi 8 years, 5 months ago

    CBSE > Class 08 > Science
    • 1 answers

    Dhananjay Das 8 years, 5 months ago

    Rizobium bacteria and blue green algae

    0Thank You

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    • Posted by Bose Einstein 8 years, 5 months ago

    CBSE > Class 08 > Science
    • 1 answers

    Nisha Singh 8 years, 5 months ago

    The organisms which contain cell having nuclear material without nuclear membrane are called as prokaryotic cell

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    • Posted by Arpit Singh Singh 8 years, 5 months ago

    CBSE > Class 08 > Science
    • 3 answers

    Tanisha Aditya Goswami 8 years, 5 months ago

    The supply of water to crops at different intervals is called irrigation

    0Thank You

    Bose Einstein 8 years, 5 months ago

    Supply of water to the crop from traditional as well as mechanical method is called irrigration

    0Thank You

    Anurag Chauhan 8 years, 5 months ago

    Irrigation is the application of supplying of controlled amounts of water to plants at needed intervals. Irrigation helps grow agricultural crops, helps maintain landscapes, and helps revegetate disturbed soils in dry areas and during periods of inadequate rainfall.

    1Thank You

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    • Posted by Kajal Chhikara 8 years, 5 months ago

    CBSE > Class 08 > Science
    • 2 answers

    Bose Einstein 8 years, 5 months ago

    The implements used during irrigation are plough ,hoe and leveller.They help in tilling as to loose the soil

    2Thank You

    Anurag Chauhan 8 years, 5 months ago

    THE IMPLEMENTS USED FOR PREPARATION OF SOILS ARE:

     

    • PLOUGH IS DRIVEN BY ANIMALS OR A TRACTOR. IT HELPS IN TILLING THE SOIL. IT CONSISTS OF A STRONG TRANGULAR IRON STRIP CALLED PLOUGHSHARE. THE MAIN PART OF THE PLOUGH IS PLOUGHSHAFT
    • HOE USED TO LOOSEN SOIL. IT HAS A LONG ROD OF WOOD OR IRON. A STRONG, BROAD AND BENT PLATE OF IRON IS FIXED TO ONE OF ITS END AND WORKS AS A BLADE
    • LEVELLER IS USED TO LEVEL THE SOIL. IT IS A TOOL WHICH HELPS TO BREAK HUGE CRUMBS OF SOIL. LEVELLER IS ACTUALLY A WOODEN PLANK ATTACHED TO TRACTOR.
    • NOW TRACTOR DRIVEN PLOUGH ARE USED FOR TILLING

    0Thank You

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    • Posted by Gajveer Singh Rajawat 8 years, 5 months ago

    CBSE > Class 08 > Science
    • 0 answers
    ANSWER

    • Posted by Sabarish Varadharaj 8 years, 5 months ago

    CBSE > Class 08 > Science
    • 1 answers

    Anurag Chauhan 8 years, 5 months ago

    The physical structure, including the bones, flesh, and organs, of a person or an animal.

    1Thank You

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    • Posted by Parth Maniktalia 8 years, 5 months ago

    CBSE > Class 08 > Science
    • 0 answers
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    • Posted by Ritika Gupta 8 years, 5 months ago

    CBSE > Class 08 > Science
    • 0 answers
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    • Posted by Ritika Gupta 8 years, 5 months ago

    CBSE > Class 08 > Science
    • 1 answers

    Parth Maniktalia 8 years, 5 months ago

    harmonic of such a wave is a wavewith a frequency that is a positive integer multiple of the frequency of the original wave, known as the fundamental frequency. The originalwave is also called the 1st harmonic, the following harmonics are known as higher harmonics.

    1Thank You

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    • Posted by Anakha Ranjit 8 years, 5 months ago

    CBSE > Class 08 > Science
    • 0 answers
    ANSWER

    • Posted by Alisha Sethi 8 years, 5 months ago

    CBSE > Class 08 > Science
    • 0 answers
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