Design & Construction - Materials and Technology

Fiber

• the raw materials of which yarns are made

• long thin and hair-like

• can either be man made or natural

Multiple Choice

What are the raw materials from which yarns and fabrics are made?

• needles

• fibers

• leather

• vegetables

Multiple Choice

True or False: Fibers can be either natural or man-made.

• True

• False

Yarns

• a continuous strand of fibers

• Staple (short) fibers are usually natural fibers

• Filaments (long, continuous fibers) are usually manufactured fibers

• A blend forms by combining two or more different fibers creating a combination yarn

Multiple Choice

What is formed by combining two or more yarns?

• combination yarn

• fiber

• furniture

Multiple Choice

What is a continuous strand of fibers called?

• fabric

• fantasy

• yarn

Fabric

• Fabric traits are determined by their type, amount, size of fibers, and usage

• Fabrics are constructed by:

• weaving,

• knitting,

• felting, or bonding

Woven Fabrics

• Weaving is the interlacing of two sets of yarns at right angles

• The warp yarns run the lengthwise direction and form the lengthwise grain

• The weft yarns are the filling yarns that run in the crosswise direction

• 
  

Other types of fabrics:

• They vary in method of construction in such ways as

  –joining fibers together with adhesives

  –entangling fibers with heat fusion

  –interlocking fibers to hold them together

Multiple Choice

What is the interlacing of two sets of yarns at 90 degree angles?

• felting

• weaving

• knitting

• crocheting

Multiple Choice

Which of the following is an example of a natural fiber?

• polyester
• nylon
• acrylic
• silk

Multiple Choice

Tailor's chalk and a tailor's pencil are examples of ___tools

• measuring
• cutting
• sewing
• marking

Multiple Choice

The primary piece of equipment used in clothing manufacturing is the ___

• seam ripper
• sewing machine
• sewing gauge
• tracing wheel and dressmaker's carbon paper

Multiple Choice

A stitch that may have varying lengths, typically more thread is visible on the top

• hopping stitch

• running stitch

• skipping stitch

Multiple Choice

This refers to the finished edge of the fabric.

• Lengthwise Grain

• Bias Grain

•    Crosswise Grain

•  Selvage

Multiple Choice

material, or cloth, made from yarn

• fabric
• grade
• grain of fabric
• layout

Multiple Choice

to remove wrinkles or smooth fabrics with a heated iron

• iron
• notions
• pattern
• layout

Multiple Choice

When cutting one-way, or directional prints:

• It doesn't matter which direction the pieces are laid out

• Cut on pattern piece at a time

• Make sure to cut all pieces in the same direction

• None of the above

Multiple Choice

A pattern is

• Fabric used to create a design

• A paper template that is pinned on top of fabric

• An envelope that tells you what you need

• A set of directions

Multiple Choice

An important safety rule for both the sewing machine and serger is?

• never sew two layers of fabric

• never adjust the tension

• never sew over pins

• never turn the hand wheel

Multiple Choice

John's sewing machine is not stitching properly and is making a loud noise, so he stops immediately. What should he do next?

• Adjust the tension

• Check the threading

• Ignore it and keep stitching

• Shorten the stitch length

Multiple Choice

Which machine part holds the fabric in place while stitching?

• Hand wheel

• Feed dog

• Presser foot

• Bobbin

Multiple Choice

Janet is worried about her pattern markings showing on her finished project. Which tool can she use that will disappear over time or when treated with water?

• Tracing wheel

• Tailor's chalk

• Thread

• Fabric marking pen

Multiple Choice

Which tool is used to take body measurements?

• Yard stick

• Sewing or seam guage

• Measuring tape

• Transparent ruler

Multiple Choice

Which part of the machine forms the bottom portion of the stitch?

• Presser foot

• handwheel

• Bobbin

• Feed dog

Multiple Choice

The sewing machine needle should be disengaged when:

• beginning to sew the project.

• test stitching on a scrap of the fabric.

• sewing at a high speed.

• winding the bobbin