Materials and their working properties

Question 1

Which thermoplastic would you use for plastic carrier bags?

Accepted Answer

Low Density Polyethylene (LDPE)

Question 2

Select all the thermoplastics below.

Accepted Answer

Low Impact Polyethylene (LDPE), High Impact Polyethylene (HDPE)

Question 3

Which synthetic fibre would you use to make sportswear?

Accepted Answer

Elastane (lycra)

Question 4

Which natural fibre would you use to make an evening dress?

Accepted Answer

Silk

Question 5

What is the difference between a thermoplastic and a thermosetting plastic?

Accepted Answer

Thermosetting polymer chains have a lot of cross links, Thermoplastics can be melted and moulded many times

Question 6

Select all the hardwoods below.

Accepted Answer

Oak, Balsa, Beech

Question 7

Which natural fibre would you use to make a jumper?

Accepted Answer

Wool

Question 8

Select all the alloys below.

Accepted Answer

High Speed Steel, Stainless Steel, Brass

Question 9

Which board would you use for printing photographs on?

Accepted Answer

Ink Jet Card

Question 10

Which thermosetting plastic would you use for kitchenware?

Accepted Answer

Melamine Formaldehyde (MF)

Question 11

Which alloy would you use for musical instruments?

Accepted Answer

Brass

Question 12

Which paper would you use for ink drawings?

Accepted Answer

Cartridge Paper

Question 13

Which ferrous metal would you make a construction girder out of?

Accepted Answer

Low carbon steel

Question 14

Which thermoplastic would you use for plastic bottles?

Accepted Answer

Polyethylene terephthalate (PETE)

Question 15

Select all the thermoplastics below.

Accepted Answer

Acrylic (PMMA), Polypropylene (PP)

Question 16

Select all the non-ferrous metals below.

Accepted Answer

Zinc, Copper, Aluminium

Question 17

What is the difference between a paper and board?

Accepted Answer

Paper is classified as up to and including 200gsm

Question 18

The weft is which part of a woven textile?

Accepted Answer

across thread

Question 19

Which thermoplastic would you use for yoghurt pots?

Accepted Answer

High Impact Polystyrene (HIPS)

Question 20

Select all the hardwoods below.

Accepted Answer

Beech, Mahogany, Ash

Question 21

Select all the softwoods below.

Accepted Answer

Spruce, Pine, Larch

Question 22

Which non-ferrous metal would you make a bike frame out of?

Accepted Answer

Aluminium

Question 23

What is the difference between a hardwood and a softwood?

Accepted Answer

Softwoods grow faster than hardwoods, Hardwood is from a deciduous tress

Question 24

Select all the natural fibres below.

Accepted Answer

Cotton, Silk

Question 25

Name the wood used for high end furniture and joinery.

Accepted Answer

Mahogany

Question 26

Which thermosetting plastic would you use for electrical fittings?

Accepted Answer

Urea Formaldehyde (UF)

Question 27

Which manufactured board would you use for making the hull of a boat?

Accepted Answer

Plywood

Question 28

What is the difference between a ferrous and non-ferrous metal?

Accepted Answer

Ferrous metals are magnetic, A ferrous metal contains iron

Question 29

Which paper would you use for mathematical diagrams?

Accepted Answer

Grid Paper

Question 30

Which elements make up brass?

Accepted Answer

copper and zinc

Question 31

Which non-ferrous metal would you make electrical cables out of?

Accepted Answer

Copper

Question 32

What is the difference between a natural and a synthetic fibre?

Accepted Answer

Natural fibres are made from animal/plant based materials

Question 33

An alloy combines....

Accepted Answer

one pure metal and another element

Question 34

Select all the synthetic fibres below.

Accepted Answer

Elastane, Polyester

Question 35

Select all the thermosetting plastics below.

Accepted Answer

Melamine Formaldehyde (MF), Epoxy Resin (ER), Phenol Formaldehyde (PF)

Question 36

Which alloy would you use to make cutlery?

Accepted Answer

Stainless Steel

Question 37

Which elements make up steel?

Accepted Answer

iron and carbon

Question 38

Which board would you use for packaging?

Accepted Answer

Corrugated Cardboard

Question 39

What is needed to felt fibres together?

Accepted Answer

Heat, moisture, pressure and movement only

Question 40

Select all the ferrous metals below.

Accepted Answer

Low carbon steel, Cast iron, High carbon steel

Materials and their working properties

Questions 40

Materials and their working properties

Questions 40