Roughly, how many engineering materials are available to engineers today?

• 3,000

• 30,000

• 300,000

• 3,000,000

All engineering materials can be sorted into 4 main categories. What are these 4 main categories? Select all correct answers

• Metals

• Plastics

• Ceramics

• Composites

• Polymers

Which sequence correctly represents the historical use of materials by humans?

• Metals, Ceramics, Polymers, Composites

• Metals, Polymers, Composites, Ceramics

• Ceramics, Metals, Polymers, Composites

• Polymers, Ceramics, Metals, Composites

The heaviest materials are generally?

• Composites

• Polymers

• Metals

• Ceramics

The lightest materials are generally?

• Composites

• Polymers

• Metals

• Ceramics

Global consumption of steel is higher than all of the other metals put together.

• True

• False

The most abundant metal on Earth (including extracted and in it's crust) is?

• Titanium

• Aluminium

• Copper

• Iron

How many alloys of steel are there?

• 35,000

• 3,500

• 350

• 35

Steel is an alloy of?

• Aluminium

• Iron

• Lead

• Chromium

Brass is an alloy of?

• Copper

• Nickel

• Iron

• Tin