HOME WORK 27TH APRIL 2020 Science

HOME WORK                  SYNTHETIC FIBRES AND PLASTICS                 27TH APRIL,2020


DEAR STUDENTS

  • This is your first homework related to this chapter.I have already shared with you the material that you can use to answer the following questions.However ,you are free to add any thing which is relevant based on your ncert textbook.
  • Make sure you make the mind maps usings pencil.You may colour the mind maps using very light  pencil colours.
Q1.Define the following terms:

a)synthetic fibres (with examples)

b)natural fibres (with examples)

c)monomers

d)polymers

e)polymerisation

Q2.Name the natural fibres obtained from plants and animals.( 3 each)

Q3.Write the properties and uses of the following synthetic fibres.

a)Rayon

b)Nylon

c)polyester

d)acrylic

Q4 .Why should we not wear synthetic clothes while working in the kitchen?

Q5.What is PET?Give two of its uses?

Q6.Give examples which indicate that nylon fibres are very strong.

Comments

  1. Bhavika BhatlaApril 27, 2020 at 8:57 AM

    Good evening maam
    Bhavika Bhatla 8B

    ReplyDelete
  2. Ashnoor KaurApril 27, 2020 at 8:57 AM

    Thank you ma'am
    Ashnoor kaur 8B

    ReplyDelete
  3. UnknownApril 27, 2020 at 8:57 AM

    Ok maam
    Mehar Sahani 8B

    ReplyDelete
  4. Srishti PathakApril 27, 2020 at 8:58 AM

    This comment has been removed by the author.

    ReplyDelete
  5. UnknownApril 27, 2020 at 8:59 AM

    Thankyou ma'am
    Meenakshi 8D

    ReplyDelete
  6. AnonymousApril 27, 2020 at 9:00 AM

    Thank you mam !!!
    Iram Zaheer 8C

    ReplyDelete
  7. AnonymousApril 27, 2020 at 9:00 AM

    Good evening maam

    ReplyDelete
  8. UnknownApril 27, 2020 at 9:00 AM

    Thanks mam

    ReplyDelete
  9. UnknownApril 27, 2020 at 9:01 AM

    Harkiran kaur 8C

    ReplyDelete
  10. UnknownApril 27, 2020 at 9:01 AM

    Thanks mam,Anya Thomas (8B)

    ReplyDelete
  11. Srishti PathakApril 27, 2020 at 9:02 AM

    THANK YOU MA'AM
    SRISHTI PATHAK 8B

    ReplyDelete
  12. UnknownApril 27, 2020 at 9:03 AM

    Ma'am seen and noted....sidh bakshi 8c

    ReplyDelete
  13. UnknownApril 27, 2020 at 9:04 AM

    Thank you maam
    Tanmay Gaur

    ReplyDelete
  14. UnknownApril 27, 2020 at 9:04 AM

    Jasmine kaur - 8C

    ReplyDelete
  15. UnknownApril 27, 2020 at 9:05 AM

    Jashub Anant Lal 8C

    ReplyDelete
  16. UnknownApril 27, 2020 at 9:06 AM

    Vidhi Ahuja VIII-D

    ReplyDelete
  17. UnknownApril 27, 2020 at 9:06 AM

    Pallavi Jutur 8C

    ReplyDelete
  18. UnknownApril 27, 2020 at 9:07 AM

    Sanjam Bir Singh Kohli 8-C

    ReplyDelete
  19. UnknownApril 27, 2020 at 9:10 AM

    Thank you ma'am. Ronak tageja 8d

    ReplyDelete
  20. Krishna SatvikApril 27, 2020 at 9:12 AM

    Thank you ma'am, Krishna 8C

    ReplyDelete
  21. UnknownApril 27, 2020 at 9:18 AM

    Akshaj jain 8-D

    ReplyDelete
  22. UnknownApril 27, 2020 at 9:18 AM

    Arshiya 8D

    ReplyDelete
  23. UnknownApril 27, 2020 at 9:20 AM

    Saumya Khanna 8c
    Thank you ma'am

    ReplyDelete
  24. Aakarsh AroraApril 27, 2020 at 9:20 AM

    Thanks ma'am! Aakarsh Arora 8B

    ReplyDelete
  25. UnknownApril 27, 2020 at 9:29 AM

    Thank you ma'am
    Tanisha Gupta 8D

    ReplyDelete
  26. UnknownApril 27, 2020 at 9:31 AM

    Ok ma'am
    Taksh 8 C

    ReplyDelete
  27. Utsav kumarApril 27, 2020 at 9:41 AM

    Ok mam.
    Utsav Kumar
    8D

    ReplyDelete
  28. Ritvik Negi 8-CApril 27, 2020 at 9:44 AM

    Yes maam. I will do it.

    ReplyDelete
  29. SARTHAK GOYALApril 27, 2020 at 9:52 AM

    THANK YOU MA'AM
    SARTHAK GOYAL
    8D

    ReplyDelete
  30. AnonymousApril 27, 2020 at 9:54 AM

    Ok ma’am
    Rishika Narula 8C

    ReplyDelete
  31. UnknownApril 27, 2020 at 10:04 AM

    Thank you ma'am
    Divyansh Kalra
    8B

    ReplyDelete
  32. Disha MongaApril 27, 2020 at 10:27 AM

    Good evening Ma'am
    Disha Monga
    8D

    ReplyDelete
  33. AnonymousApril 27, 2020 at 11:05 AM

    Good evening ma'am
    Prerna Chaudhary 8D

    ReplyDelete
  34. UnknownApril 27, 2020 at 11:06 AM

    Thank you Ma'am
    Hridesh Satpathy
    8B

    ReplyDelete
  35. UnknownApril 27, 2020 at 11:20 AM

    Good morning Ma'am
    Navneet ruhal 8B

    ReplyDelete
  36. UnknownApril 27, 2020 at 11:21 AM

    Thanku maam
    Bhavika soni 8th B

    ReplyDelete
  37. UnknownApril 27, 2020 at 12:06 PM

    Thank you ma'am
    S.Wamiq Ahemad( 8C)

    ReplyDelete
  38. UnknownApril 27, 2020 at 12:10 PM

    Sifat Bhandari 8B

    ReplyDelete
  39. Akshita uppalApril 27, 2020 at 12:38 PM

    ok maam

    ReplyDelete
  40. UnknownApril 27, 2020 at 7:09 PM

    OK ma'am
    ARYAN JAGGI 8-C

    ReplyDelete
  41. Aaron ThomasApril 27, 2020 at 7:48 PM

    Thank you ma'am
    Aaron Thomas 8-C

    ReplyDelete
  42. UnknownApril 27, 2020 at 7:56 PM

    Thank you ma'am
    Damanjeet 8-D

    ReplyDelete
  43. UnknownApril 27, 2020 at 8:05 PM

    Ok ma'am
    -Svanik Negi 8D

    ReplyDelete
  44. AnonymousApril 27, 2020 at 10:26 PM

    d

    ReplyDelete
  45. Pranati Bagga 8-CApril 28, 2020 at 3:37 AM

    Thank you Ma'am,Done
    Pranati Bagga 8-C

    ReplyDelete
  46. UnknownApril 28, 2020 at 3:40 AM

    Thank you very much ma'am
    Unnati shree 8B

    ReplyDelete
  47. UnknownApril 28, 2020 at 4:26 AM

    Bhavika Soni 8 B

    ReplyDelete
  48. UnknownApril 29, 2020 at 11:25 PM

    Thank you ma'am
    Prisha budhiraja
    8D

    ReplyDelete

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