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SCI7_U5.1_1

Total questions: 57

Worksheet time: 29mins

Name
Class
Date
1.
What are materials?
a)
Substances from which objects are made
b)
Types of energy
c)
Kinds of machines
d)
Forms of electricity
2.
Why are metals useful for building bridges?
a)
They are shiny
b)
They are soft
c)
They are strong and tough
d)
They are dull
3.
What does it mean if a metal is malleable?
a)
It can conduct heat
b)
It can be hammered into shape
c)
It can make sound
d)
It melts easily
4.
Which property allows metals to be drawn into wires?
a)
Sonorous
b)
Malleable
c)
Magnetic
d)
Ductile
5.
What does 'sonorous' mean?
a)
Looks shiny
b)
Conducts electricity
c)
Makes a ringing sound when hit
d)
Can be bent easily
6.
Why do metals feel cold when touched?
a)
They produce cold energy
b)
They conduct heat away from your hand
c)
They have low melting points
d)
They are always cold
7.
Which metal is liquid at room temperature?
a)
Iron
b)
Mercury
c)
Copper
d)
Aluminium
8.
Which property describes most metals?
a)
Low melting points
b)
Brittle
c)
Poor conductors
d)
High melting points
9.
Which metals are magnetic?
a)
Copper and aluminium
b)
Gold and silver
c)
Iron, steel, nickel and cobalt
d)
Mercury and zinc
10.
What happens to the surface of most metals over time?
a)
Becomes shinier
b)
Melts
c)
Breaks
d)
Becomes dull
11.
Why are big lumps of metal hard to test for flexibility?
a)
They are magnetic
b)
They conduct electricity
c)
They are difficult to bend
d)
They are non-metals
12.
Why does a ringing sound not always mean something is metal?
a)
Metals are soft
b)
Some non-metals also ring
c)
Metals are dull
d)
Non-metals are shiny
13.
How do non-metals usually look?
a)
Shiny
b)
Smooth
c)
Dull
d)
Metallic
14.
What happens when solid non-metals are dropped?
a)
They bend
b)
They melt
c)
They conduct electricity
d)
They may shatter
15.
Why are some non-metals used for pan handles?
a)
They are shiny
b)
They are magnetic
c)
They do not conduct heat well
d)
They melt easily
16.
Non-metals that do not conduct heat or electricity are called:
a)
Conductors
b)
Insulators
c)
Metals
d)
Magnets
17.
Why are non-metals used to cover electric cables?
a)
They are strong
b)
They make noise
c)
They conduct electricity
d)
They do not conduct electricity
18.
Which property is shared by many non-metals?
a)
High melting points
b)
Magnetic behaviour
c)
Being gases
d)
Being shiny
19.
Non-metals that are solids usually have:
a)
High boiling points
b)
Low melting and boiling points
c)
Strong flexibility
d)
Magnetic strength
20.
What is sulfur added to rubber for?
a)
To make it liquid
b)
To make it shiny
c)
To make it harder
d)
To make it magnetic
21.
What is pure oxygen used for in hospitals?
a)
Cleaning metals
b)
Making wires
c)
Treating indigestion
d)
Helping people with breathing difficulties
22.
What gas is used to fill balloons?
a)
Oxygen
b)
Chlorine
c)
Helium
d)
Carbon
23.
Why is chlorine added to swimming pools?
a)
To heat the water
b)
To kill bacteria
c)
To make water shiny
d)
To make it taste better
24.
What is carbon used for?
a)
Purifying water and treating indigestion
b)
Making balloons
c)
Conducting electricity
d)
Making magnets
25.
Which non-metal is used to make computer chips?
a)
Carbon
b)
Sulfur
c)
Silicon
d)
Chlorine
26.
Which property is NOT typical of metals?
a)
Ductile
b)
Malleable
c)
Brittle
d)
Conduct electricity
27.
Which statement about electricity is correct?
a)
Metals block electric current
b)
Non-metals usually conduct electricity
c)
Metals are good conductors of electricity
d)
Electricity only flows through liquids
28.
Which of the following is TRUE?
a)
All non-metals are solids
b)
All metals are dull
c)
Non-metals are usually good conductors
d)
Most non-metals do not conduct heat
29.
Which material is best for electric plug coverings?
a)
Iron
b)
Copper
c)
Aluminium
d)
A non-metal insulator
30.

Metals are (a)   when they are freshly cut or polished. (1 word)

31.

Metals can be bent to shape them. Metals are (a)   , which means they can be hammered into shape. (1 word)

32.

Metals are (a)   , which means that they can be drawn out into wires.(1 word)

33.

Iron is (a)   , it can be bent to shape. (1 word).

34.

Metals make a ringing sound like a bell when they are hit; the word for this is (a)   (1 word)

35.

Most metals do not melt easily. They have high .... points and ..... boiling points. (2 words)

(a)  

36.

Metals are good (a)   of heat (1 word)

37.

Metals are good conductors of heat. When you touch them they (a)   heat energy away from the hand so they feel cold. (1 word)

38.

Some metals are ........ Iron, steel, nickel and cobalt are .......(1 word)

(a)  

39.

bottles and cups also make a 'ringing' sound when they are hit, but they are not made of (a)   (1 word)

40.

(a)   are good conductors of electricity (1 word)

41.

Metals are good conductors of electricity. This means that an (a)   current can flow through them. (1 word)

42.

big lumps of metal are hard to test for (a)   (1 word)

43.

the surface of most metals will become (a)   after a while (1 word)

44.

Gold is used for jewellery because it is (a)   (3 words, separated by ",")

45.

Iron is used for bridges because it is (a)   (1 word)

46.

Copper is d (a)   (1 word)

47.

Cymbals make a (a)   sound when hit.(1 word)

48.

Copper is used for electrical wiring because it (a)   well and is flexible. (2 words)

49.

Malleable (a)   (4 words)

50.

(a)   able to be drawn out into a wire.(1 word)

51.

Gold and silver are used for jewellery because they are (a)   and quite rare, which increases their value. (1 word)

52.

Copper is useful because it can be made into wires, it is .......... and is a good ....... of electricity so it is used for electrical wires. (2 words)

(a)  

53.

Olympic medals are made from .........., .......... and ........... (3 words)

(a)  

54.

All metals (except aluminium) are found on the (a)   side of the Periodic Table.(1 word)

55.

The non-metals are on the (a)   side of the Periodic Table.

56.

The (a)   are on the right side of the Periodic Table. (2 words)

57.

All (a)   (except aluminium) are found on the left side of the Periodic Table.

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