3.2.5 using and working with materials

Question 1

properties of sportswear

Answer 1

elasticity
temperature regulation
absorbancy
abrasion resistance

Question 2

flame retardants

Answer 2

flame retardant chemicals built into structure
BUT can be washed out and make materials stiffer and heavier

Question 3

lamination

Answer 3

layers of material sewn or bonded together eg. gortex, outdoor seating

Question 4

pleating

Answer 4

fabric folded by doubling cloth upon itself by stitching or heat
more movement and adds volume and texture
BUT
additional material is heaver and costly

Question 5

running stitch

Answer 5

sew basic seams

Question 6

back stitch

Answer 6

mor durable than running sitch

Question 7

chain stitch

Answer 7

decorative purposes

Question 8

zigzag stitch

Answer 8

reinforce areas prone to stretch and prevent fraying on raw edges

Question 9

blanket stitch

Answer 9

reinforces edges but protecting from fraying

Question 10

overlocking

Answer 10

done with overlocker machine to create a more durable hem

Question 11

piping

Answer 11

strip of material wrapped and sewn around a piping chord so the seam is hidden to prevent pucking

Question 12

gathering

Answer 12

two parallel lines sewn and pulled to gather material.
eg. waistbands

Question 13

quilting

Answer 13

sewing several layers or fabric together with wadding in the middle so it is thick and warm