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Metals - Sources, Origins and Properties (all questions)

Total questions: 65

Worksheet time: 37mins

Name
Class
Date
1.

The process used to separate metal in ore from other materials

a)

callable

b)

mining

c)

smelting

d)

mineralization

2.

A strong, lightweight metal that is the most abundant metal in the earth's crust

a)

gold

b)

silver

c)

aluminum

d)

ore

3.
Define an 'Alloy'
a)
ba) A mixture of non-metallic elements
b)
b) A mixture of metallic elements
c)
c) A mixture of non-metal and metal elements
d)
d) A compound of non-metal and metal elements
4.
Examples of alloys include:
a)
a) Bronze, Copper, Brass
b)
b) Bronze, Brass, Steel
c)
c) Gold, Bronze, Brass
d)
d) Steel, Iron, Rust
5.
Why is 'coke/coal' added to the blast furnace?
a)
a) To remove impurities of silicon dioxide .
b)
b) It is the source of Iron.
c)
c) To provide lots of heat when it is burnt to give sufficient energy that it can overcome the activation energy.
d)
d) It is the reducing agent that will cause the iron to be reduced.
6.

The amount of mining needed to extract aluminum from ore can be reduced if people...

a)

Recycle

b)

Use lead instead of aluminum

c)

Burn less fossil fuels

d)

Use less plastic

7.

The process of heating an ore beyond its melting point and combining it with other substances is called...

a)

Dredging

b)

Frothing

c)

Tailing

d)

Smelting

8.
The clearing and removal of trees from a forested area.
a)
Ignitability
b)
Solid Waste
c)
Garbage
d)
Deforestation
9.
Unprocessed natural resources used to manufacture or create a range of modern conveniences.
a)
Raw Materials
b)
Source Reduction
c)
Pollution
d)
Composting
10.
What does ferrous mean?
a)
It has iron in it
b)
It doesn’t have iron in it
c)
It is magnetic
d)
It is heavy
11.
What is the correct spelling?
a)
Ferrous
b)
Ferrus
c)
 Ferros
d)
Ferrouss
12.
What are the 3 pure metals?
a)
Aluminium, gold and copper
b)
Brass, gold and copper
c)
Stainless steel, zinc and iron 
d)
Gold, Copper and Silver
13.
Which of these metal is ferrous?
a)
Steel 
b)
Copper
c)
Lead
d)
tin
14.

Metals, such as steel, contain Iron and therefore need to be protected from corrosion caused by exposure to air and water. What category of metals is this?

a)

Ferrous Metals

b)

Non-Ferrous metals

15.

Which category of metals require protection using a variety of finishes, including special oil based paints, electroplating processes such as galvanising, and plastic dip coating.

a)

Ferrous Metals

b)

Non Ferrous Metals

16.

Steel is an alloy

a)

True

b)

False

17.

Alloys can only contain metals

a)

True

b)

False

18.

Varying the ratio of carbon to iron alters the hardness of the steel.

a)

True

b)

False

19.

Which of the following are alloys? (choose 3)

a)

Copper

b)

Steel

c)

Iron

d)

Duralumin

e)

18ct Gold

20.

What does the property 'Conductivity' mean in relation to metals?

a)

Ability to conduct heat

b)

Ability to conduct Electricity

c)

Ability to insulate heat

d)

Ability to conduct heat, electricity, light and sound

e)

Ability to conduct /insulate heat, electricity, light and sound.

21.

Which of the properties listed is defined by A measure of the force a material can withstand in compression (being squashed), tension (being stretched), Torsion (being twisted) or shear (sideways pressure)

a)

Corrosion Resistance

b)

Tensile strength

c)

Melting point

d)

Conductivity

22.

Which metal is commonly used for Machine tools, vices, engine blocks

a)

Cast iron

b)

Mild steel

c)

high Carbon steel

d)

Stainless steel

23.

Which metal is commonly used for Car bodies, girders?

a)

Tin

b)

Mild steel

c)

high Carbon steel

d)

Stainless steel

24.

Which metal is commonly used for Cutting tools, drills, ball bearings?

a)

Tin

b)

Lead

c)

high Carbon steel

d)

Stainless steel

25.

Which metal is commonly used for Cutlery, kitchen sinks, door handles?

a)

Tin

b)

Lead

c)

Aluminium

d)

Stainless steel

26.

Which metal is commonly used for Coating steel food cans, solder?

a)

Tin

b)

Lead

c)

Aluminium

d)

Copper

27.

Which metal is commonly used for Alloyed with other materials to make bike frames, aeroplane parts?

a)

Brass

b)

Bronze

c)

Aluminium

d)

Copper

28.

Which metal is commonly used for Electrical wires, heating pipes and pots?

a)

Brass

b)

Bronze

c)

zinc

d)

Copper

29.

Which metal is commonly used for Decorative fittings?

a)

Brass

b)

Bronze

c)

zinc

d)

Copper

30.

Which metal is commonly used for Galvanising?

a)

Brass

b)

Bronze

c)

zinc

d)

Copper

31.
Aluminium comes from:
a)
a)  Steel
b)
b)  Rock
c)
c) Sand
d)
d) Bauxite
32.
Why should a finish (eg: paint, zinc or plastic) be applied to the surface of metals?
a)
To protect the metal
b)
To stop rust
c)
To make the metal more aesthetically pleasing
d)
All of the above
33.
True or False. A Blind Rivet is also called a “Pop Rivet”
a)
True 
b)
False
34.
___ is the property that allows metals and alloys to be hammered or rolled into thin sheets.
a)
Ductility
b)
Malleability
c)
Luster
d)
Versatility
35.
_________ is  a diamond pattern placed on the surface of metal in order for a better grip
a)
Peck Drilling
b)
Knurling
c)
Grinding
d)
Thread Cutting
36.
The properties of Cast Iron are ...
a)
Hard, easy to cast, brittle
b)
Hard, tough, shiny
c)
Hard, easy to cast, tough
d)
Hard, tough, brittle
37.
Non-ferrous metals have the following properties
a)
likely to rust, good conductivity, hard
b)
resistant to corrosion, poor conductivity, brittle
c)
heavy, good conductivity, hard
d)
lightweight, good conductivity, resistant to corrosion
38.
Ductile means ...
a)
It can be draw out into sheets
b)
It can be drawn out into wires
39.
Malleable means ...
a)
It can be drawn out into sheets
b)
It can be drawn out into wires
40.
Hardness of metal means that it is ...
a)
resistant to corrosion
b)
resistant to bending
c)
resistant to abrasion
d)
resistant to chemicals
41.
Toughness of metals means that it is ...
a)
resistant to corrosion
b)
resistant to bending
c)
resistant to abrasion
d)
resistant to chemicals
42.
Brittle means that a metal will 
a)
resistant impact 
b)
break with impact
43.
Which metal is best suited to cutlery and why?
a)
Stainless steel because it is malleable and resistant to corrosion
b)
Stainless steel because it is ductile and resistant to corrosion
c)
Gold because it is strong and malleable
d)
Gold because it looks expensive and is strong
44.
Which of these is not a risk associated with a mining site?
a)
Deforestation
b)
loss of habitats
c)
disruption of local communities
d)
increase in flora and fauna,
45.
The deterioration of a metal due to a chemical reaction in the environment is called this
a)
Reactivity
b)
Corrosion
c)
Luster
d)
Malleable
46.
In the blast furnace, limestone is added to...
a)
Create more heat
b)
Turn iron oxide into pure iron
c)
Remove acidic impurities
47.
In the blast furnace, Hot air is added to the...
a)
Top of the furnace
b)
Middle of the furnace
c)
Bottom of the furnace
48.
A form of steel containing chromium, resistant to tarnishing and rust.
a)
Stainless steel
b)
Abrasion resistant steel
c)
Carbon steel
d)
Metal
49.
What is this object made of?
a)
Plate
b)
Silver
c)
Steel
d)
Iron
50.
What is this object made of?
a)
Silver
b)
Steel
c)
Iron
d)
Wire
51.
Screws and bolts are known as temporary fixings...
a)
True
b)
False
52.
When soldering you use solder to join metal together, what is it mainly made from?
a)
Copper
b)
Iron
c)
Tin
d)
Zinc
53.
Heat treating metals changes their properties, Annealing makes metal more...
a)
Brittle
b)
Strong
c)
Durable
d)
Malleable
54.
What two conditions make iron rust
a)
Water only
b)
air only
c)
water and air
d)
Hydrochloric acid
55.

The method of coating metals by immersing the metals in a liquid and then passing an electric current through the liquid is called ________

a)

Electrolysis

b)

Electroplating

c)

Electrolighting

d)

Electroheat

56.

What is this image showing?

a)

Electroplating

b)

Anodising

c)

Galvanising

d)

Dip Coating

57.

What is this image showing?

a)

Electroplating

b)

Anodising

c)

Galvanising

d)

Dip Coating

58.

What two materials can be anodised?

a)

Aluminium and steel

b)

Aluminium and titan

c)

Aluminium and titanium

d)

Aluminium and alloy

59.

What phrase best describes anodising?

a)

an electroplating process where a protective rubber layer is formed.

b)

an electroplating process where a protective metal layer is formed.

c)

an electroplating process where a protective paint layer is formed.

d)

an electroplating process where a protective oxide layer is formed.

60.

What surface treatment is given to this product?

a)

Electroplating

b)

Anodising

c)

Galvanising

d)

Dip Coating

61.

What surface treatment is given to this product?

a)

Electroplating

b)

Anodising

c)

Galvanising

d)

Dip Coating

62.

What surface treatment is given to this product?

a)

Electroplating

b)

Anodising

c)

Galvanising

d)

Dip Coating

63.

What surface treatment is given to this product?

a)

Electroplating

b)

Anodising

c)

Galvanising

d)

Dip Coating

64.

What surface treatment is given to this product?

a)

Paint

b)

Polish

c)

Dip Coating

d)

Electroplating

65.

What term below is connected to this image

a)

Oxide

b)

Pigment

c)

Chromium

d)

Self-Finishing

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