1.11 Textiles

Question 1

What is yarn?

Answer 1

Fibres (fine, hair-like structures) spun together. Yarns are woven or knitted together to create textile fabrics.

Question 2

What are natural fibres?

Answer 2

come from natural sources,
sustainable
biodegradeable

Question 3

Where is wool sourced from?
Uses of wool:

Answer 3

Source: animal (sheep fleece)
Uses: warm outerwear, knitwear, carpets, blankets

Question 4

Define absorbency and elasticity.

Answer 4

Absorbency: ability to soak up moisture
Elasticity: ability to stretch and return to shape

Question 5

What are five properties of wool?

Answer 5

warm, absorbent, low flammability, good elasticity, crease resistant

Question 6

Source & uses of cotton

Answer 6

Source: vegetable: cotton plant/seed pod
Uses: clothing, towels, sewing/knitting threads.

Question 7

State 6 properties of cotton

Answer 7

absorbent, strong, smooth, flammable, cool to wear, can shrink

Question 8

What are synthetic fibres?
Give an advantage & disadvantage of synthetic fibres.

Answer 8

They are artificial fibres.
:) - can be manufactured to specific requirements
:( - non biodegradable, come from unsustainable resources

Question 9

Name 2 synthetic fibres

Answer 9

Polyester
Acrylic

Question 10

Source & use of polyester

Answer 10

Source: fossil fuels (coal/petroleum)
Uses: versatile fabric used throughout textiles

Question 11

Give 5 properties of polyester

Answer 11

Strong when wet and dry, flame resistant, thermoplastic, hardwearing, poor absorbency

Question 12

Source & use of acrylic

Answer 12

Source: fossil fuels (petroleum)
Uses: knitwear, fake fur products eg toy, upholstery, carpets

Question 13

State 4 properties of acrylic

Answer 13

Strong except when wet, thermoplastic, burns slowly then melts, poor absorbency