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G5-S2-Final- term Review

Total questions: 171

Worksheet time: 1hrs 26mins

Name
Class
Date
1.

When we throw anything in air it always falls down because of _____

a)

Friction

b)

Gravity

c)

Solid

d)

motion

2.

Forces can be applied in different directions.

a)

TRUE

b)

FALSE

3.

A ____________ is a push or a pull on an object.

a)

friction

b)

force

c)

magnet

d)

gravity

4.

Force can make things -

a)

move

b)

change

c)

stop

d)

All of them

5.

Friction always (a)   down a moving object.

6.

(a)   always acts in the direction opposite to the direction in which the object is moving or trying to move.

7.

which of these is an effect of force?(tick mark the correct answers)

a)

force can start a motion

b)

force can stop a motion

c)

force can change the direction of motion

d)

force can change the shape of an object

e)

force can change the speed a moving object

8.

A spring scale measures _______.

a)

inertia

b)

force

c)

friction

9.

Forces are measured in units called ________

a)

Newtons (N)

b)

grams (g)

c)

pounds (lb)

d)

centimeters (cm)

10.

Which of the following images shows a pull?

a)
b)
c)
d)
11.

A force can make a moving body move faster

a)

true

b)

false

12.

True or false: An object resting on the ground can move without force.

a)

True

b)

False

13.

Which type of surface would create the least friction?

a)

concrete

b)

glass

c)

rubber

d)

sandpaper

14.

At the start of a football game, a footballer kicks a ball placed in the middle of the field to move the ball.

What is the effect of force on the object?

a)

Change the direction of a moving object

b)

Make a moving object stop

c)

Make a moving object move slower

d)

Make a stationary object move

15.

What type of force causes a sky diver to fall towards the ground?

a)

friction

b)

gravity

c)

magnetism

d)

applied force

16.

in the given figure force is

a)

changing the direction of motion

b)

changing the shape

c)

stopping a moving object

d)

none of the above

17.

which of the following is not an effect of force:

a)

to move a body from rest

b)

to stop a moving body

c)

to change the colour of an object

d)

to change the shape of a body

18.

4. Which effect of force does the picture below explain?

a)

Force can change the shape of objects.

b)

Force can make a stationary object move.

c)

Force will stop a moving object.

19.

a)

10.3

b)

11.5

c)

13

d)

103

20.

a)

5

b)

5.0

c)

0.5

d)

2.5

21.

a)

3

b)

0.3

c)

0.15

d)

0.4

22.
What is this tool?
a)
meter stick
b)
hammer
c)
spring scale
d)
thermometer
23.
Friction is a force that acts in an ___________ direction of movement.
a)
similar
b)
opposite
c)
parallel
d)
west
24.
Which of the following is an example of friction that is helpful?
a)
Brakes used on a bike
b)
Tires from a car on the road
c)
Tread on the bottom of your shoes
d)
All are examples that are helpful
25.
Which of the following is an example of friction that is harmful?
a)
Pencil marking on paper
b)
Engine parts wearing out
c)
sand placed on ice in the winter
d)
Using an eraser to erase marks
26.
Rougher surfaces have ...
a)
greater friction
b)
less friction
c)
the same level of friction
27.
How does friction affect speed?
a)
more friction decreases speed
b)
more friction increases speed
c)
less friction decreases speed
d)
less friction doesn't affect speed
28.

without friction, an object in motion would never stop

a)

true

b)

false

29.

you can walk because there is friction between your __________ and ______________

a)

ground and air

b)

feet and ground

c)

feet and air

d)

air and ground

30.
 What is the unit called that measures force?
a)
weight
b)
meter
c)
Newton
d)
kilogram
31.
Wheels on a skateboard most likely experiences-
a)
Rolling Friction
b)
Sliding Friction
c)
Fluid Friction
d)
Static Friction
32.
Wheels of a shopping cart experience-
a)
Rolling Friction
b)
Sliding Friction
c)
Fluid Friction
d)
Static Friction
33.
The rougher the surface, the faster an object will travel over the surface.
a)
True
b)
False
34.
Why is it harder for the boy in Image B to get down the hill?
a)
Motion
b)
Friction
c)
Work
d)
Displacement
35.
Should experiments be repeated over and over to see if the results are the same each time?
a)
yes
b)
no
36.

What type of friction will you have when two objects slide against each other?

a)

Sliding

b)

Rolling

c)

Static

d)

Fluid

37.

What type of friction will you see when two objects roll across each other?

a)

Static

b)

Sliding

c)

Fluid

d)

Rolling

38.

What type of friction will slow down the rolling soccer ball?

a)

Fluid

b)

Sliding

c)

Rolling

d)

Static

39.

The weakest type of friction that occurs between solid surfaces is _____ friction.

a)

sliding friction

b)

rolling friction

c)

static friction

d)

None of the above

40.
What is buoyant force?
a)
An upward force exerted by fluids on an object.
b)
An downward force exerted by fluids on an object.
41.

Water is the only liquid objects can either float or sink in.

a)

True

b)

False

42.

Would this object float or sink?

a)

Float

b)

Sink

43.

which of these is made to sink?

a)
b)
44.

What happens to an object when the gravitational force is stronger than the buoyant force?

a)

sinks

b)

floats

c)

Not sure

45.

When part or all of a material is above the surface of a liquid.

a)

properties

b)

sink

c)

float

d)

materials

46.

What is this force called?

a)

Drag

b)

Lift

c)

Gravity

47.

A pencil falls off of a desk. What moves the pencil toward the floor?

a)

mass

b)

friction

c)

gravity

d)

speed

48.
Why does a rolling ball stop?
a)
Gravity
b)
Friction
c)
Waterfalls
d)
Sand
49.

Glass is an example of an elastic material.

a)

True

b)

False

50.

Something that is elastic springs back after being stretched.

a)

True

b)

False

51.
Everything has heat
a)
True
b)
False
52.

How does heat move?

a)

From cooler objects to warmer objects.

b)

From warmer objects to cooler objects

c)

From metal objects to nonmetal objects

d)

Very quickly in all directions

53.

What is heat?

a)

The temperature of hot objects

b)

The energy transferred between hot objects

c)

The fire hot objects give off.

d)

All of the above

54.

What does friction produce?

a)

heat

b)

light

c)

sound

d)

gravity

55.

An instrument used to measure heat is called...

a)

Celsius

b)

Machine

c)

Thermometer

d)

Scale

56.

When you rub your hands together quickly, you can feel warmth between your hands. Which statement explains why rubbing your hands together produces warmth?

a)

This action causes increased blood circulation.

b)

This action causes mechanical energy.

c)

This action captures heat from the environment.

d)

This action produces heat through friction.

57.

The biggest source of heat for our planet is the _____.

a)

Earth

b)

Fire

c)

Moon

d)

Sun

58.

Which example creates heat through electricity

a)

Hair dryer

b)

The Sun's rays

c)

breaks on a bicycle

d)

burning coal

59.

You are going camping. What will keep you warm at night?

a)

The sun

b)

The moon

c)

The campfire

d)

S'mores

60.

True or False

Fire is an example of burning

a)

True

b)

False

61.

What is heat in Science?

a)

Energy that moves from warmer objects to cooler objects.

b)

How warm something is.

c)

Energy that allows us to see.

d)

32 degrees Celsius.

62.

Which of these did NOT use heat energy?

a)

cooking food

b)

warming up a room

c)

bouncing a ball

d)

having a hot shower

63.

What tool can be used to measure how hot or cold something is?

a)

clock

b)

ruler

c)

thermometer

64.

Which of these images are examples of kinetic heat sources?

a)
b)
c)
d)
e)
65.

Which of these images are examples of electrical heat sources?

a)
b)
c)
d)
e)
66.

Which of these images are examples of chemical heat sources?

a)
b)
c)
d)
e)
67.

......is a bad conductor of heat

a)

copper

b)

iron

c)

plastic

d)

Aluminium

68.

Materials that conduct heat are called.........

a)

Heat conductors

b)

Heat insulators

69.

Aluminium is used in making .......

a)

Handles of kettles

b)

cooking pots and kettles

c)

Heavy blankets

70.

........is used in making the insulating glass windows.

a)

Plastic

b)

Air

c)

Iron

d)

No correct answer

71.

we wear woolen clothes in winter to..........

a)

keep the weather warm

b)

keep the body warm

c)

conduct the heat

72.

The handle of electric iron is made of .......

a)

Iron

b)

Aluminium

c)

Plastic

73.

Heat is used in our daily life in ........

a)

Cooking

b)

Heating water

c)

Warming the house

d)

All of them

74.
Thermal energy ALWAYS moves from _____ to _____.
a)
solid to liquid
b)
ice to water
c)
hot to cold
d)
solid to gas
75.
Heat moves by ______ when it travels through waves.
a)
radiation
b)
conduction
c)
insulator
d)
convection
76.
All matter is made of _____ that are constanly moving.
a)
insulators
b)
particles
c)
convection
d)
pieces of plastic
77.
If an object has particles that are moving very quickly, the object 's temperature is probably _____.
a)
cold
b)
slow
c)
big
d)
hot
78.
If an object has particles that are moving very slowly, the object's temperature is probably ______.
a)
hot
b)
small
c)
cold
d)
big
79.
To measure the temperature difference between two cups of water, you would use a _____.
a)
measuring cup
b)
ruler
c)
thermometer
d)
balance scale
80.
Insulation is used in the walls of a building to ____.
a)
trap solar energy
b)
keep thermal energy from moving through the walls
c)
conduct thermal energy
d)
keep cold air from moving through the walls
81.
How are heat from the sun and heat from a campfire alike?
a)
They move by radiation.
b)
They move by convection.
c)
They move by conduction.
d)
They are solar energy.
82.

Heat transfer through touching

a)

convection

b)

conduction

c)

radiation

83.

Heat transfer through waves

a)

convection

b)

conduction

c)

radiation

84.

What heat transfer is this?

a)

convection

b)

conduction

c)

radiation

85.

What heat transfer is this?

a)

convection

b)

conduction

c)

radiation

86.

What heat transfer is this?

a)

convection

b)

conduction

c)

radiation

87.

True or False: Warm air sinks.

a)

yes, it does

b)

no, it rises

88.

True or False: Cold air sinks.

a)

yes, it does

b)

no, it rises

89.

When you heat up an object, the particles in the object move _________.

a)

faster

b)

the same speed

c)

slower

90.

Hot chocolate is stirred with a spoon and the spoon gets hot.

a)

Conduction

b)

Convection

c)

Radiation

d)

Temperature

91.

The sun warms your skin on a cold day.

a)

Conduction

b)

Convection

c)

Radiation

d)

Temperature

92.

Hot air balloon rises.

a)

Conduction

b)

Convection

c)

Radiation

d)

Adventure

93.

The air near the ceiling in a room is warmer that the air near the floor.

a)

Conduction

b)

Convection

c)

Radiation

d)

Electricity

94.

The sidewalk burns your bare feet in the summer time.

a)

Conduction

b)

Convection

c)

Radiation

d)

Transformation

95.

Heat transfer through liquid and gases

a)

Conduction

b)

Convection

c)

Radiation

d)

Temperature

96.

When two objects are in physical contact with each other

a)

Conduction

b)

Convection

c)

Radiation

d)

Friction

97.

A shirt warmed when it touches a hot iron

a)

Conduction

b)

Convection

c)

Radiation

d)

Laundry

98.
Is iron a conductor or insulator?
a)
Conductor
b)
Insulator
99.
An object that doesn't conduct heat well is known as:
a)
a conductor
b)
an insulator
100.
Which is NOT an insulator.
a)
Wool
b)
Plastic
c)
Copper
d)
Glass
101.

力

A pull or push from one object to another



(a)  

102.

有弹性的

Something can be stretched and returned to its original form or size.

(a)  

103.

图表

A visualisation of data and information

(a)  

104.

弹簧测力计

A tool used to measure forces.

(a)  

105.

牛顿

A physicist who discovered the laws of motion and force. Also the name of a unit of force.

(a)  

106.

重力

The force that pulls things downwards on the earth.

(a)  

107.

滑动摩擦力

The force of two surfaces shifting against each other. .

(a)  

108.

滚动摩擦力

Resistance(阻碍) to rotation.



(a)  

109.

浮力

The force that lifts objects in a liquid or gas.

(a)  

110.

漂浮

When the object lies on or just below the surface of a liquid



(a)  

111.

下沉

When an object cannot stay on the surface of a liquid and goes down into the liquid.



(a)  

112.

1.热:A form of energy that causes temperature

rises.

(a)  

113.

2.能量 :

Makes thing happen or move

(a)  

114.

3.热源Where heat comes from

.

(a)  

115.

4.动能The energy of motion.

(a)  

116.

5.导热性能:The efficiency of a material to transfer heat.

(a)  

117.

6.热的良导体:A material conducts heat easily.

(a)  

118.

7.热的绝缘体:A material conducts heat poorly.

(a)  

119.

8.热传导:Heat transfer within or between solid objects (e.g., spoon in hot water

(a)  

120.

9.热对流:Heat transfer through liquids or gases, causing warmer parts to rise and cooler parts to sink (e.g., boiling water)

(a)  

121.

10.热辐射Heat transfer through infrared waves (e.g., warmth from the Sun)

(a)  

122.

What is the function (purpose) of a pelican's beak ? Hint: Think of Finding Nemo

a)

To eat flowers

b)

To eat seeds and nuts

c)

To catch and eat fish

d)

To tear apart its prey

123.

What is the function (purpose) of a short beak? Hint: Their beaks are small and strong. So they need to eat something small.

a)

To open nuts and seeds

b)

To tear apart meat

c)

To help it fly

d)

To eat nectar from flowers

124.

What is the function (purpose) of a long think beak? Hint: Their beaks are very thin and long, so it is able to get into small places.

a)

To open nuts and seeds

b)

To eat nectar from flowers

c)

To help grab large prey

d)

To help it tear apart its prey

125.
Why might some plants have thorns?
a)
to stay safe from animals that want to eat the plant
b)
to attract insects that spread pollen to other plants
c)
to take in nutrients from the air
d)
to provide shade for the plant
126.
Why might some plants that grow on the shady rain forest floor have large leaves?
a)
to stay safe from predators
b)
to attract different animals
c)
to survive harsh winters with heavy snowfall
d)
to take in as much sunlight as possible
127.
What is an adaptation?
a)
A feature that helps a plant grow.
b)
A feature that helps a living thing survive.
c)
A feature that helps a living thing walk.
d)
A feature that that helps only animals survive. 
128.
The roots absorb what for the plant? 
a)
Water and Nutrients
b)
Soil and Sun
c)
Warmth and Water
d)
Tap and Fibrous
129.

Why do the spines on a cactus MOST LIKELY discourage animals from eating it?

a)

The spines are sharp and pointy, so they may hurt the animals.

b)

The spines contain toxins that will make the animals itch.

c)

The animals are afraid of the color of the spines.

d)

The spines contain water and the animals do not like to drink water.

130.

1.- The life of a plant starts from a.......

a)

A) flower

b)

B) root

c)

C) seed

131.

10.- What are the conditions that plants need to germinate?

a)

A) water, warmth, air

b)

B) water, sunlight, air

c)

C) water, sunlight, carbon dioxide

132.

Photosynthesis happens at root level.

a)

True

b)

False

133.

Germination means . . . . . .

a)

seeds growing into flowers

b)

why seeds move from place to place

c)

how seeds stick in the ground

d)

when a seed begins to grow

134.

One important thing plants/trees give us is?

a)

life

b)

oxygen

c)

shade on hot days

d)

carbon dioxide

135.

The _____ stage in a plant's life cycle happens after germination when the young plant grows.

a)

seedling

b)

adult

c)

roots

d)

flower

136.

In a controlled experiment . . .

a)

all variables are constant except the one you are testing

b)

more than one variable can be tested at a time

c)

data is not collected

d)

the hypothesis is always supported

137.
The independent variable is the
a)
one you measure.
b)
one you change.
138.
You can have more than one independent variable in a controlled experiment.
a)
True
b)
False
139.
An experiment is performed on plants to see how different liquids affect plant growth. Each plant in the experiment is given a different liquid; water, apple juice, or milk. Each plant has the same amount of soil, sunlight, and listens to the same music. In this investigation, the independent variable is ...
a)
The type of plant
b)
The amount of sunlight
c)
The type of music
d)
The type of liquid
140.

Experiment: How does the flavor of ice cream affect the speed of melting?

The speed at which the ice cream melts is the ___________ variable.

a)

independent

b)

dependent

141.

What is the primary purpose of a plant's leaves?

a)

To attract pollinators

b)

To store water

c)

To anchor the plant in the soil

d)

To absorb sunlight for photosynthesis

142.

Which part of the plant is responsible for transporting water and nutrients from the roots to the leaves?

a)

Stem

b)

Roots

c)

Leaves

d)

Flowers

143.
Why do scientists use multiple seeds (e.g., 3 beans) in each petri dish for germination experiments?
a)
To make the dish look full
b)
To ensure results are not due to a single bad seed
c)
To save time
d)
To test different conditions at once
144.
If seeds germinate both with and without soil, what conclusion can you draw?
a)
Soil is necessary for germination.
b)
Soil is not necessary for germination.
c)
Seeds need darkness to grow.
d)
The experiment failed.
145.
To test if seeds need air, which setup is correct?
a)
Place one dish in a sealed bag and another in open air.
b)
Put one dish in sunlight and one in darkness.
c)
Water one dish and leave the other dry.
d)
Use different types of seeds.
146.
Cactus spines help them survive by:
a)
Attracting pollinators
b)
Storing water
c)
Blocking sunlight
d)
Catching insects
147.
Why do tropical plants have large, flat leaves?
a)
To reduce water loss
b)
To absorb more sunlight and release water
c)
To scare animals
d)
To store nutrients
148.
In the "light response" experiment, a seedling bends toward light because:
a)
It dislikes darkness.
b)
It needs light for photosynthesis.
c)
The root grows unevenly.
d)
The roots push it upward.
149.
What is the stimulus in the earthworm "moist vs. dry" experiment?
a)
Light
b)
Temperature
c)
Moisture
d)
Sound
150.
n the "battle of the beaks" experiment, a spoon represents which bird’s beak?
a)
Hummingbird
b)
Sparrow
c)
Pelican
d)
Eagle
151.
In the food chain "grass → grasshopper → frog → snake," the producer is:
a)
Grasshopper
b)
Frog
c)
Grass
d)
Snake
152.
If all frogs died in a food web, which population would likely increase first?
a)
Grasshoppers
b)
Snakes
c)
Grass
d)
Eagles
153.
What does an arrow in a food chain represent?
a)
Direction of energy flow
b)
Movement of animals
c)
Water cycle
d)
Life cycle
154.
Which of the following is NOT a necessary condition for seed germination?
a)
Suitable temperature
b)
air
c)
Water
d)
sunlight
155.
In an experiment, mung beans germinated only in warm temperatures but not in a fridge. This proves:
a)
Seeds need light to germinate.
b)
Seeds need a suitable temperature to germinate.
c)
Seeds dislike cold containers.
d)
The experiment was incorrect.
156.
If a plant’s roots grow toward water, this is an example of:
a)
Adaptation
b)
Response to stimuli
c)
Photosynthesis
d)
Seed dispersal
157.
Earthworms prefer dark and moist habitats because:
a)
They need sunlight for energy.
b)
Their skin dries out easily in light/dry conditions.
c)
They are afraid of birds.
158.
A bird’s beak shape is an adaptation to its:
a)
Nest location
b)
Food source
c)
Feather color
d)
Migration path
159.
Which animal is a carnivore?
a)
Cow (eats grass)
b)
Eagle (eats snakes)
c)
Bear (eats fish and berries)
d)
Earthworm (eats soil)
160.
Camels survive in deserts due to adaptations like:
a)
Thick fur and humps storing fat
b)
Webbed feet for swimming
c)
Sharp claws for hunting
d)
Bright colors to scare predators
161.
A food web is more stable than a food chain because:
a)
It has fewer organisms.
b)
Organisms have multiple food sources.
c)
It includes only plants.
d)
It never changes.
162.
In an experiment, the factor you change on purpose is called the:
a)
Control variable
b)
Dependent variable
c)
Independent variable
d)
Constant
163.
Why is it important to have a control group in an experiment?
a)
To compare results with the experimental group
b)
To make the experiment longer
c)
To use more materials
d)
To please the teacher
164.
Which step comes first in the scientific method?
a)
Analyze data
b)
Form a hypothesis
c)
Ask a question
165.

What do plants primarily use sunlight for?

a)

To grow taller

b)

To produce food through photosynthesis

c)

To attract pollinators

d)

To absorb water

166.

In the food chain "sun → plant → herbivore → carnivore," which organism is the primary consumer?

a)

Carnivore

b)

Herbivore

c)

Sun

d)

Plant

167.

How do some plants adapt to survive in dry environments?

a)

By growing larger leaves

b)

By developing deep roots

c)

By producing more flowers

d)

By increasing their height

168.

What adaptation allows a hummingbird to feed on nectar from flowers?

a)

Wide wings for gliding

b)

Strong legs for jumping

c)

Sharp claws for grasping

d)

Long, slender beak

169.

Which part of the plant is primarily responsible for photosynthesis?

a)

Leaves

b)

Flowers

c)

Stem

d)

Roots

170.

Which of the following adaptations helps plants survive in dry environments?

a)

Deep roots

b)

Large leaves

c)

Bright flowers

d)

Thick bark

171.

In a scientific experiment, what is the purpose of a control group?

a)

To test the effect of the independent variable

b)

To provide a standard for comparison

c)

To ensure the experiment is fair

d)

To increase the number of trials