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CBSE - VIII - Science - Synthetic Fibres and Plastics
Are natural materials used in Synthetic fibres
Asked by dvaskuri
17th May 2023,
9:35 PM
CBSE - VIII - Science - Synthetic Fibres and Plastics
Why are plastic bottles commonly used to store chemicals in a chemistry laboratory?
Asked by rupali77060
30th July 2022,
6:57 PM
CBSE - VIII - Science - Synthetic Fibres and Plastics
list two disadvantages of synthetic fibres
Asked by rupali77060
28th July 2022,
8:26 PM
CBSE - VIII - Science - Synthetic Fibres and Plastics
What are synthetic fibre? How are this made
Asked by jambutkarshourya
9th July 2022,
4:49 PM
CBSE - VIII - Science - Synthetic Fibres and Plastics
I can't understood the word synthetic
Asked by rajputmanu080
3rd July 2022,
3:27 PM
CBSE - VIII - Science - Synthetic Fibres and Plastics
thousands of monomer join together to form a large unit called
Asked by rupalipandey699
28th April 2022,
7:06 AM
CBSE - VIII - Science - Synthetic Fibres and Plastics
what is polymer
Asked by Kumarisheelesh681
4th September 2021,
5:28 PM
CBSE - VIII - Science - Synthetic Fibres and Plastics
Rayon is synthetic or natural?
Asked by kheraliyanviibmiskin
21st May 2021,
3:10 PM
CBSE - VIII - Science - Synthetic Fibres and Plastics
why is polyester combined with natural fibres such as cotton and wool
Asked by Ganesamoorthy
27th April 2021,
10:53 AM
CBSE - VIII - Science - Synthetic Fibres and Plastics
Five examples of synthetic fibre
Asked by studentclass8.edubuddy
13th April 2021,
10:02 AM
CBSE - VIII - Science - Synthetic Fibres and Plastics
Rayon is also known as
Asked by sunilthakarest1980
1st January 2021,
1:24 PM
CBSE - VIII - Science - Synthetic Fibres and Plastics
What is polymer
Asked by nitukumari3190
30th October 2020,
9:16 PM
CBSE - VIII - Science - Synthetic Fibres and Plastics
properties of rayon
Asked by humendrarahangdale7
28th October 2020,
8:18 AM
CBSE - VIII - Science - Synthetic Fibres and Plastics
Mention the properties of Nylon?
Asked by jyotisaini52jhs.tl
24th September 2020,
6:42 AM
CBSE - VIII - Science - Synthetic Fibres and Plastics
what is alakaline solutions
Asked by sloney230
19th July 2020,
8:33 AM
CBSE - VIII - Science - Synthetic Fibres and Plastics
three properties of polyester
Asked by easyearnmoney.rajesh
17th July 2020,
5:36 PM
CBSE - VIII - Science - Synthetic Fibres and Plastics
What is a fiber
Asked by jyotisaini52jhs.tl
15th June 2020,
2:06 PM
CBSE - VIII - Science - Synthetic Fibres and Plastics
what is synthetic fibre
Asked by ys0140553
19th May 2020,
2:41 PM
CBSE - VIII - Science - Synthetic Fibres and Plastics
what is synthetic fiber
Asked by nikunjprashant42.8ptl
18th May 2020,
4:32 PM
CBSE - VIII - Science - Synthetic Fibres and Plastics
Which bag will you prefer for shopping and why? jute bag or polythene bag
Asked by manyavalecha30
18th April 2020,
8:35 PM
CBSE - VIII - Science - Synthetic Fibres and Plastics
answer solve it.
Asked by oboroi123
1st April 2020,
3:43 PM
CBSE - VIII - Science - Synthetic Fibres and Plastics
mam/sir fibres are only two types
Asked by kartik1010msd
9th December 2019,
7:45 PM
CBSE - VIII - Science - Synthetic Fibres and Plastics
Why we do not use wood for making tyre
Asked by anitaasthana119
21st November 2019,
9:52 PM
CBSE - VIII - Science - Synthetic Fibres and Plastics
What led to the discovery of synthetic fibres?
Asked by siddhikankate5280
7th November 2019,
5:50 PM
CBSE - VIII - Science - Synthetic Fibres and Plastics
WHY WILL SYNTHETIC FIBRES GET WRINKLED
Asked by SRUJANAKATPALLY
21st August 2019,
6:07 PM
CBSE - VIII - Science - Synthetic Fibres and Plastics
Ritu wants to buy a new curtains for her home she is looking for material made of fibre that are light smooth and silky which type of fibre shells she used for curtains
Asked by gineshhase1492
11th August 2019,
8:32 AM
CBSE - VIII - Science - Synthetic Fibres and Plastics
Plastic is known to have a variety of properties? Burning cotton smells like burning paper,and burning wool smells like burning hair?
Asked by gspublicschool
26th July 2019,
7:02 PM
CBSE - VIII - Science - Synthetic Fibres and Plastics
(1) Why are natural fibres preferred over synthetic fibres? (2) State the property of thermosetting plastics? (3) Give reason for the following (a) polyester is not suitable for summer (b) use of plastic today is a matter of concern (c) nylon derives its name from two cities (d) plastic is known to have a variety of properties (e) bakelite and melamine can maintain their shape and size even at high temperature (f) burning cotton smells like burning paper,and burning wool smells like burning hair.
Asked by gspublicschool
26th May 2019,
7:30 PM
CBSE - VIII - Science - Synthetic Fibres and Plastics
shuold the handle and the bristle of tooth brush be made of the same material?
Asked by asarikrunal585
22nd May 2019,
5:46 PM
CBSE - VIII - Science - Synthetic Fibres and Plastics
c.WHERE DO THE RAW MATERIALS FOR SYNTHETIC CLOTHES COME FROM?
Asked by Nimmi
17th May 2019,
3:29 PM
CBSE - VIII - Science - Synthetic Fibres and Plastics
b.HOW ARE SYNTHETIC FIBRE MADE?
Asked by Nimmi
17th May 2019,
3:28 PM
CBSE - VIII - Science - Synthetic Fibres and Plastics
a. ARE SOME OF OUR CLOTHES SYNTHETIC?
Asked by Nimmi
17th May 2019,
3:28 PM
CBSE - VIII - Science - Synthetic Fibres and Plastics
How is rayon made?why is it called artificial silk?list it's important properties and uses.(long answer question)
Asked by bunnyrahul66
18th April 2019,
9:01 PM
CBSE - VIII - Science - Synthetic Fibres and Plastics
what are advantages and dis advanteges of synthetic fibres
Asked by darshilparmar2022
7th August 2018,
6:22 PM
CBSE - VIII - Science - Synthetic Fibres and Plastics
Why do the shape and size of a balloon change when filled with air or water
Asked by mohitkrbn
24th June 2018,
1:27 PM
CBSE - VIII - Science - Synthetic Fibres and Plastics
types of fabric and time taken to dry
Asked by hmhomkar
17th June 2018,
4:15 PM
CBSE - VIII - Science - Synthetic Fibres and Plastics
write the names of four types of synthetic fibres and write their uses also.
Asked by manishasain28
11th May 2018,
9:41 PM
CBSE - VIII - Science - Synthetic Fibres and Plastics
Why nylon is called fully synthetic where it is made up of coal,water and air?
Asked by meghnananavati
1st September 2017,
6:05 PM
CBSE - VIII - Science - Synthetic Fibres and Plastics
Name the polyester used for making bottles, films and other useful products.
Asked by Topperlearning User
22nd July 2016,
3:36 PM
CBSE - VIII - Science - Synthetic Fibres and Plastics
Name the fibre used as a substitute for wool.
Asked by Topperlearning User
22nd July 2016,
3:35 PM
CBSE - VIII - Science - Synthetic Fibres and Plastics
List the characteristics of synthetic fibres.
Asked by Topperlearning User
22nd July 2016,
3:35 PM
CBSE - VIII - Science - Synthetic Fibres and Plastics
IF WE UNRAVEL THE THREADS OF WOVEN AND KNITTED FABRICS, WHICH WOULD BE EASIER TO UNRAVEL AND WHY?
Asked by amritanand1407
3rd July 2016,
5:35 PM
CBSE - VIII - Science - Synthetic Fibres and Plastics
A cotton shirt and a polyester shirt is dried in the sun. Which one will dry faster and why?
Asked by Topperlearning User
2nd March 2016,
2:38 PM
CBSE - VIII - Science - Synthetic Fibres and Plastics
Give four common uses of nylon fibres.
Asked by Topperlearning User
2nd March 2016,
2:37 PM
CBSE - VIII - Science - Synthetic Fibres and Plastics
Most of the fabrics made from synthetic fibres should be ironed very carefully. Why?
Asked by Topperlearning User
2nd March 2016,
2:37 PM
CBSE - VIII - Science - Synthetic Fibres and Plastics
Name the following: A. Polyester mixed with cotton B. Polyester mixed with wool
Asked by Topperlearning User
2nd March 2016,
2:37 PM
CBSE - VIII - Science - Synthetic Fibres and Plastics
what is ester
Asked by kumar54321
9th July 2015,
4:22 PM
CBSE - VIII - Science - Synthetic Fibres and Plastics
Name the substance shown below as in the diagram.Give two examples of such substances.
Asked by Topperlearning User
27th March 2015,
1:32 PM
CBSE - VIII - Science - Synthetic Fibres and Plastics
NAME AN ARTIFICIAL WOOL
Asked by kotwalumesh7258
26th September 2014,
11:48 AM
CBSE - VIII - Science - Synthetic Fibres and Plastics
name a artificial wool
Asked by kotwalumesh7258
19th September 2014,
10:31 AM
CBSE - VIII - Science - Synthetic Fibres and Plastics
name a artificial wool
Asked by kotwalumesh7258
19th September 2014,
10:26 AM
CBSE - VIII - Science - Synthetic Fibres and Plastics
name a artificial wool
Asked by kotwalumesh7258
16th September 2014,
8:31 PM
CBSE - VIII - Science - Synthetic Fibres and Plastics
name a linear polymer
Asked by kotwalumesh7258
15th September 2014,
12:01 PM
CBSE - VIII - Science - Synthetic Fibres and Plastics
name a linear polymer
Asked by kotwalumesh7258
15th September 2014,
11:56 AM
CBSE - VIII - Science - Synthetic Fibres and Plastics
does nylon also burns easily?is it smooth or rough?please describe
Asked by Omkar
6th July 2014,
11:33 AM
CBSE - VIII - Science - Synthetic Fibres and Plastics
do one activity on 3 synthetic fibre try to find out the raw materials and source of raw material from where the synthetic fibre comes.find about nylon,rayon,polyester
Asked by Shriti
30th May 2014,
2:53 PM
CBSE - VIII - Science - Synthetic Fibres and Plastics
Both nylon and rayon are man-made fibres. Is there any difference between the two? Explain.
Asked by Topperlearning User
30th April 2014,
7:23 AM
CBSE - VIII - Science - Synthetic Fibres and Plastics
Comment what happens when rayon is placed in flame.
Asked by Topperlearning User
30th April 2014,
7:22 AM
CBSE - VIII - Science - Synthetic Fibres and Plastics
Mention two properties of polyester which makes it suitable for making shirts.
Asked by Topperlearning User
30th April 2014,
7:21 AM
CBSE - VIII - Science - Synthetic Fibres and Plastics
What can happen if a person wearing polyester clothes catches fire?
Asked by Topperlearning User
30th April 2014,
7:19 AM
CBSE - VIII - Science - Synthetic Fibres and Plastics
You must have seen PET jars and bottles used by your mother in kitchen for storing rice, sugar etc. What are these PET jars and bottles made of?
Asked by Topperlearning User
30th April 2014,
7:18 AM
CBSE - VIII - Science - Synthetic Fibres and Plastics
We should not wear fabrics made from synthetic fibres in hot summer weather. Why?
Asked by Topperlearning User
30th April 2014,
7:16 AM
CBSE - VIII - Science - Synthetic Fibres and Plastics
Why is it advised not to wear fabrics made of synthetic fibres while working in kitchen or near any other source of fire?
Asked by Topperlearning User
30th April 2014,
7:16 AM
