Materials and their properties- Woods, Metals and Plastics

Question 1

Name 2 softwoods

Answer 1

Pine
Cedar

Question 2

Name 2 hardwoods

Answer 2

Oak
Beech
Mahogany

Question 3

Name 2 man-made woods

Answer 3

MDF [ Medium-Density Fiberboard]
Plywood
Chipboard

Question 4

Name 2 Ferrous metals

Answer 4

Carbon Steel
Stainless Steel
Carbon Steel

Question 5

Name 2 Non-Ferrous metals

Answer 5

Copper
Brass
Aluminium

Question 6

Name 2 Thermoplastics

Answer 6

Acrylic
Nylon
ABS

Question 7

Name 2 Thermosetting plastics

Answer 7

Epoxy Resin
Melamine
Polyester Resin

Question 8

Hardwood: Beech include
Properties and Application

Answer 8

Properties: Very hard and tough
Application: Good for toys, kitchen tools e.g. chopping boards, rolling pins, etc

Question 9

Softwood: Pine include
Properties and Application

Answer 9

Properties: Fast growing, straight grain
Application: Panels on walls model kits, used for construction

Question 10

Thermoplastic: Acrylic include
Properties and Application

Answer 10

Properties:
Application:

Question 10

Manufactured: Plywood include
Properties and Application

Answer 10

Properties:
Application:

Question 11

Thermosetting Plastic: Melamine include
Properties and Application

Answer 11

Properties:
Application:

Question 12

Non-Ferrous Meatal: Aluminium include
Properties and Application

Answer 12

Properties:
Application:

Question 13

Ferrous Metals: Stainless Steel include
Properties and Application

Answer 13

Properties:
Application:

Question 14

Non-Ferrous Alloy: Brass include
Properties and Application

Answer 14

Properties:
Application:

Question 15

What does the term Alloy mean when talking about metals

Answer 15

A substance created by combining two or more metallic elements

Question 16

What is a veneer when talking about woods

Answer 16

3 layers of wood glued on top of each other creating a solid durable surface

Question 17

What is the difference between Hardwood and Softwood

Answer 17

Hardwood: Big leaves bad in snow
Softwood: Thin leaves good in snow

Question 18

What is the difference between thermosetting plastic and thermoplastic

Answer 18

Thermoplastics can be repeatedly softened and reshaped by heating and cooling, while thermosetting plastics harden permanently when heated and cannot be remelted or reshaped

Question 19

What is the difference between ferrous and non-ferrous metals

Answer 19

Ferrous metals have iron in them making them magnetic. Non-ferrous metals are not magnetic

Question 20

What does permanent joints mean