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CBSE Class 8 Answered

what is the means of pouras  
Asked by rkghunawat1981 | 08 Aug, 2018, 09:23: PM
answered-by-expert Expert Answer
Porous materials: The materials which contains small pores (holes) through which a liquid and air may pass  are called porous materials.
Examples: 
bricks, cork, clothes etc. are porous materials 
Answered by Shiwani Sawant | 09 Aug, 2018, 01:20: PM

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CBSE 8 - Science
what is palstic
Asked by shanyelsa | 22 Jul, 2021, 08:20: PM
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CBSE 8 - Science
So many things are made up of plastic? why?
Asked by kunjuzzkunju419 | 29 Jun, 2021, 08:23: PM
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who made the plastic bags
Asked by sd092736 | 05 Jul, 2020, 03:06: PM
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why is an nylon polyester and melamine and bakelite not mixed eachother bfor making switch s
Asked by sujathaprakashvv | 03 Jul, 2020, 08:01: PM
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CBSE 8 - Science
Write a note on melamine? Explain.
Asked by desaimohan347 | 11 Feb, 2020, 07:38: PM
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CBSE 8 - Science
what is thermosetting plastic
Asked by kartik1010msd | 09 Dec, 2019, 07:46: PM
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CBSE 8 - Science
define monomers  
Asked by nsabhisharma | 10 Jul, 2019, 07:07: PM
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CBSE 8 - Science
Give in detail the six steps you should follow to prevent the pollution due to plastic?
Asked by gspublicschool | 01 Jul, 2019, 07:56: PM
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CBSE 8 - Science
(1) Explain three properties of plastic that makes it very very popular.Name three products made on the basis of these properties? (2) Explain in detail,the  preparation of rayon fiber.Give reason,why is it called artificial silk? (3) Give a detailed account of the use of  plastic? (4) Give in detail the six steps you should follow to prevent the pollution due to  plastic? (5) What kind of dress material will you recommend for workers in metal and chemical industries?Give reasons for your answer.
Asked by gspublicschool | 26 May, 2019, 07:40: PM
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CBSE 8 - Science
Which property of plastics makes them so useful but also makes them an envirnmental hazard ?
Asked by sharanyanigam | 07 May, 2019, 03:39: PM
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