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Science 6 Semester 2 Exam Revision

Total questions: 120

Worksheet time: 2hrs 0mins

Name
Class
Date
1.
The handle of a frying pan is often coated in rubber because rubber provides...
a)
Heat insulation
b)
Heat conduction
c)
A low melting point
d)
A nonstick surface
2.
Is iron a conductor or insulator?
a)
Conductor
b)
Insulator
3.
Which of the following is NOT an insulator?
a)
Wool
b)
Plastic
c)
Copper
d)
Styrofoam
4.
What is NOT an example of an insulator in the kitchen?
a)
An oven mitt
b)
Pots and pans
c)
A wooden spoon
d)
A plastic measuring cup
5.
A great conductor of energy is:
a)
wood
b)
plastic
c)
metal
d)
cloth
6.
Conductors are materials that...
a)
Allow heat to pass through
b)
Stop heat from passing through
c)
Allow cold to pass through
d)
Stop cold from passing through
7.
All of the following are conductors except _______.
a)
metal spoon
b)
wire
c)
iron nail
d)
plastic spoon
8.
Gloves help keep your hands warm in winter because:
a)
They are conductors of heat.
b)
They are fuzzy.
c)
They are conductors of electrical energy.
d)
They are insulators.
9.
Thermal energy travels...
a)
Hot to cold
b)
Cold to hot
c)
Inside to outside
d)
Outside to inside
10.

How many types of magnetic poles are there?

a)

2

b)

1

c)

4

d)

3

11.

Materials that are not attracted towards the magnet are called

a)

Iron

b)

Magnetite

c)

Non-magnetic

d)

Magnetic

12.

Name the shape of magnets in the given image.

a)

Horse shoe shaped magnet

b)

Bar magnet

c)

All of them

d)

None of them

13.

Name the shape of the magnet

a)

Ring magnet

b)

Bar magnet

c)

Horse shoe shaped magnet

d)

None of them

14.

Name the first magnet

a)

Horseshoe magnet

b)

Lodestone magnet

c)

Bar magnet

15.

When a bar magnet is brought near iron dust, most of the dust sticks

a)

Near the middle

b)

Equally everywhere

c)

Near two ends

d)

At the middle and ends

16.

Compass needle is made up of magnet

a)

True

b)

False

17.

What happens when two different poles are brought near each other?

a)

They push each other away.

b)

They pull each other together.

c)

They stay at rest.

d)

They move up.

18.

Sailors can learn the direction in which they are moving by using a(n) ___.

a)

attract

b)

north

c)

compass

d)

pole

19.

Rubbing a needle with a magnet turns the needle into a ___.

a)

iron

b)

temporary magnet

c)

magnetic field

d)

pole

20.

Which statement is false?

a)

Earth is a giant magnet.

b)

A compass always points west.

c)

A compass needle is a thin magnet.

d)

Magnetic force can pull through water.

21.

The north pole of a magnet attracts the

a)

North Pole of Earth.

b)

north pole of another magnet.

c)

south pole of another magnet.

d)

needle of a compass.

22.

. What would we call a nail that can pick up a paperclip because it is touching a magnet?

a)

Temporary magnet

b)

Poles

c)

Force

d)

Detector

23.

True or False: All metals are attracted to magnet.

a)

TRUE

b)

FALSE

24.

Where on a magnet is the force the strongest

a)

Poles

b)

Middle

c)

Repel

25.
What will happen when these magnets are brought close together?
a)
They will attract each other.
b)
They will repel each other.
c)
Both magnets will turn to the left
d)
Both magnets will turn to the right
26.

What is a force?

a)

the PUSH or PULL on an object

b)

The MOTION an object creates

c)

The objects HITTING one another

d)

Going REALLY FAST

27.

If the net force is 0 the object will ...

a)

CHANGE its motion

b)

STAY the SAME, NOT Move

28.
What is the net force?
a)
20 N 
b)
0 N 
c)
400 N 
d)
40 N 
29.
Calculate the Net Force. 
a)
60N, Left 
b)
40N, Right 
c)
0N
d)
60N, Right
30.

What is this tool used to measure?

a)

temperature

b)

length

c)

distance

d)

force

31.
What do you call a force that pulls all objects toward each other?
a)
magnetism
b)
gravity
c)
friction
d)
force
32.
What do you call forces that oppose motion when two surfaces rub against each other?
a)
friction
b)
gravity 
c)
magnetism
d)
work
33.
What do you call the force of pulling between magnets and magnetic objects?
a)
friction
b)
gravity
c)
power
d)
magnetism
34.
What do you call the amount of work done for each unit of time?
a)
force
b)
work
c)
power
d)
net force
35.
Which one of these things is not considered a force?
a)
magnetism
b)
friction
c)
gravity
d)
Newton
36.
What force causes a pen to fall to the floor when dropped?
a)
magnetism
b)
gravity
c)
friction
d)
motion
37.
What force causes a car to stop when the brakes are applied?
a)
motion
b)
gravity
c)
friction
d)
magnetism
38.

What force pulls a mango down to the ground?

a)

Energy

b)

Force

c)

Friction

d)

Gravity

39.

Why is it easy to slip when there is water on a smooth floor?

a)

The water is a lubricant and reduces the friction between your feet and the floor.

b)

The friction between your feet and the floor changes from sliding.

c)

The water increases the friction between your feet and the floor.

d)

The friction between your feet and the floor are nothing do with water.

40.

Which has the greatest friction?

a)

wet floor

b)

polished floor

c)

tiled floor

d)

rough floor

41.

What kind of energy are coal, gasoline, petroleum and firewood contained?

a)

Chemical Energy

b)

Electrical Energy

c)

Radiant Energy

d)

Thermal Energy

42.
Why do air planes and race cars have sleek shapes?
a)
to reduce friction from air resistance
b)
to increase air resistance
c)
to look more appealing than cats
d)
so people will buy them
43.
What keeps the Moon in orbit around Earth?
a)
Earth's rotation.
b)
Earth's atmosphere.
c)
Earth's gravity.
d)
Earth's shape.
44.

Hydro power comes from:

a)

the Sun

b)

water

c)

batteries

d)

dolphins

45.

Electricity is a form of:

a)

energy

b)

volcano

c)

confusion

d)

nuclear explosion

46.

Renewable or Nonrenewable: Oil

a)

Nonrenewable

b)

Renewable

47.

Renewable or Nonrenewable: Sunlight

a)

Renewable

b)

Nonrenewable

48.

This is a liquid fuel derived from plant materials.

a)

wind energy

b)

biofuel (from biomass)

c)

geothermal energy

d)

solar energy

49.

The weight of the objects on the moon surface is equal to ----- its weight on the Earth.

a)

X10

b)

1\6

c)

1\5

50.

The standard unit of mass is ...

a)

kilogram

b)

newton

c)

liter

d)

gram

51.

The standard unit of weight is ...

a)

kilogram

b)

newton

c)

joule

d)

liter

52.

The amount of matter in the object is called ...

a)

weight

b)

power

c)

energy

d)

mass

53.

The amount of force that pulls objects towards the Earth is called ...

a)

mass

b)

power

c)

weight

d)

energy

54.

The device to measure weight is called ...

a)

beaker glass

b)

scale

c)

ruler

d)

forcemeter

55.

Inner planets are consist of ______

a)

Mercury , Venus, Jupiter and Mars

b)

Mercury, Jupiter, Saturn and Mars

c)

Marcury, Earth, Mars and Neptune

d)

Mercury, Venus, Earth and Mars

56.

Which of the following is considered the 'Red Planet?

a)

Mars

b)

Earth

c)

Venus

d)

Mercury

57.

How are different forms of energy related?

a)

they can all be transformed into other forms of energy

b)

none of them can be transformed into other forms of energy

c)

they can be created

d)

they can be destroyed

58.

A change from one form of energy to another

a)

energy conservation

b)

energy transformation

c)

potential energy

d)

kinetic energy

59.

_________ CANNOT be created or destroyed

a)

energy

b)

transformation

c)

motion

d)

pendulums

60.

Another way to preserve those resources is to __________ energy whenever possible.

a)

Turn it off

b)

Run the water

c)

Conserve

d)

Use only what you need

61.

Which point on the roller coaster's path represents the maximum potential energy?

a)
b)
c)
d)
62.

Energy is transferred in solids by conduction, which means that

a)

heat travels in both directions.

b)

heat travels from the cooler object to the hotter object.

c)

heat travels from the hotter object to the cooler object.

d)

heat does not travel between objects of different temperatures.

63.

How many planets in our solar system?

a)

7

b)

8

c)

12

d)

10

64.

It takes ________ days for the Earth to orbit the Sun.

a)

366 days

b)

366 1/2 days

c)

365 1/4 days

d)

300 days

65.

It takes _________ days for the moon to orbit the Earth.

a)

28 days

b)

35 days

c)

25 days

d)

20 days

66.

The moon orbits the Earth and the Earth orbits the __________.

a)

Earth

b)

Planet

c)

Sun

d)

Satellite

67.

It takes ___________ hours for the Earth to make one complete spin on its axis.

a)

24

b)

25

c)

26

d)

27

68.

The imaginary line that separate the Earth into 2 hemisphere is called _____________________

a)

Axis

b)

Line

c)

Equator

d)

Orbit

69.

This phase of moon is called __________________

a)

Waxing gibbous

b)

Waning gibbous

c)

Full moon

d)

New moon

70.

This is _______________

a)

New moon

b)

Last quarter

c)

First quarter

d)

Full moon

71.

The sixth planet from the Sun; known for its large rings.

a)

Saturn

b)

Mercury

c)

Earth

d)

Mars

72.

____________ is used to produce electric current in the circuit.

a)

Part A

b)

Part B

c)

Part C

d)

Part D

73.

When the switch is closed, ___________.

a)

the light bulb will not light up

b)

there is no break in a circuit

c)

the electric current doesn't flow

d)

there is a break in a circuit

74.

This component is used to _________

a)

supply the energy

b)

flow electric current

c)

open or close the circuit

d)

produces light and heat

75.

_____________ convert the electrical energy into sound energy in the electric circuit.

a)

Buzzer

b)

Key

c)

Eraser

d)

Motor

76.

What is the component labelled C

a)

Battery

b)

Buzzer

c)

Light bulb

d)

Switch

77.

What does this symbol mean?

a)

A battery

b)

Batteries

c)

Switch

d)

Wire

78.

What kind of circuit is this?

a)

series

b)

parallel

79.

A mass of 1kg weighs about 10N.


A truck weighs 350 N. What is the mass of the truck?

(a)  

80.

1 kg mass = 10 N weight


What is the weight of a 23.5 kg object?

(a)  

81.

Why do we have to model our solar system?

a)

Fun activity to do

b)

The solar system is too large to be seen

c)

The solar system is too small to be seen

82.

What is happening at the boiling point?

a)

liquid to gas

b)

solid to liquid

c)

gas to liquid

d)

liquid to solid

83.

The temperature at which a substance changes states from a solid to a liquid

a)

Freezing point

b)

Melting point

c)

Evaporation

d)

Condensation

84.

Which of this can water be turned into

a)

liquid

b)

solid

c)

gas

d)

all of the above

85.

What is water's freezing point?

a)

100 C

b)

0 C

c)

32 C

d)

5 C

86.
What is the boiling point of water
a)
0 C
b)
100 F
c)
50 C
d)
100 C
87.

Human body normal temperature is around...

a)

27 0 C

b)

370 C

c)

400 C

88.

Which of the following examples undergo the evaporation process?

a)

a pail of water under the heat of the sun

b)

brushing your teeth after meal

c)

ironing clothes every weekend

d)

listening to the radio

89.
The state that matter exists in depends on its 
a)
volume 
b)
weight
c)
temperature 
d)
mass
90.
Adding more heat energy to particles of matter will
a)
make them move slower
b)
make them move faster
c)
make them stop moving
d)
destroy them
91.

A substance's melting point is the same as its

a)

freezing point.

b)

condensation point.

c)

boiling point.

92.

When BOILING occurs what happens to heat and particle movement?

a)

increase of heat and faster particles

b)

decrease of heat and slower particles

93.

When condensation occurs what happens to heat and particle movement?

a)

increase of heat and faster particles

b)

decrease of heat and slower particles

94.

When freezing occurs what happens to heat and particle movement?

a)

increase of heat and faster particles

b)

decrease of heat and slower particles

95.

When melting occurs what happens to heat and particle movement?

a)

increase of heat and faster particles

b)

decrease of heat and slower particles

96.
Which state of matter can be compressed?
a)
Solid
b)
Liquid 
c)
Gas
97.

Which picture represents boiling?

a)

1

b)

2

98.

Which picture represents evaporation?

a)

1

b)

2

99.

Can happen at any temperature.

a)

Evaporation

b)

Boiling

100.

Occurs throughout the whole of a liquid when a liquid is hot enough.

a)

Evaporation

b)

Boiling

101.

Which one of these is considered a SOLUTE?

a)

Salt

b)

Water

c)

Salt Water

102.

From the diagram in the previous slide which is solvent?

a)

Salt

b)

Water

c)

Salt Water

103.

From the diagram in the previous slide which is solution?

a)

Salt

b)

Water

c)

Salt Water

104.
Salt dissolves in water like ----
a)
Pepper dissolves in water
b)
Sugar dissolves in water
c)
Rocks dissolve in water
d)
Seeds dissolve in water
105.
To dissolve in water.
a)
solubility
b)
density
c)
mixture
d)
evaporation
106.

What is a mixture in which all the parts are EVENLY mixed?

a)

energy

b)

beaker

c)

solution

d)

salad

107.

Which of the following is a solution?

a)

lemonade

b)

trail mix

c)

legos

d)

iron filings and sand

108.

What is this tool used to measure?

a)

temperature

b)

length

c)

distance

d)

force

109.

What is a Force?

a)

The distance

b)

Mass

c)

A push or pull

d)

Give me a failing grade

110.

The illustration below shows what happened when a balloon touched a girl’s hair.

Which type of force caused the girl’s hair to cling to the balloon?

a)

magnetic force

b)

frictional force

c)

electrical force

d)

gravitational force

111.

Magnets can be a useful tool. Look closely at the picture below which shows a magnet and various metal objects.

What will happen as the magnet moves closer to the metal objects?

a)

The magnet will attract the objects.

b)

The magnet will become heavier.

c)

The magnet will push the objects away

d)

Nothing will happen to the objects

112.

_________ opposes motion.

a)

acceleration

b)

gravity

c)

friction

d)

inertia

113.

An object drops due to the force of _____________.

a)

inertia

b)

momentum

c)

friction

d)

gravity

114.

What force holds the planets in motion around the sun?

a)

Magnetic

b)

Electrical

c)

Gravitational

d)

Air Resistance

115.
Force is measured in...
a)
Kilograms
b)
m/s
c)
Newtons
d)
Joules 
116.
Opposes the motion of objects that travel through the air
a)
Friction
b)
Ramp
c)
Air resistance
d)
Gravity
117.
If these teams are pulling with the same amount of force what will happen?
a)
The boy in blue will win.
b)
They will not move at all.
c)
The boy in red will win.
d)
Both will fall down.
118.

Segment A-B The bus is _________________.

a)

at rest

b)

returning (to original position)

c)

moving forward

119.

Match the description to the graph:

"The car is traveling at a constant speed."

a)
b)
c)
d)
120.

Match the description to the graph:

"The car is stopped."

a)
b)
c)
d)