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Grade 3 Science 3rd Periodical exam March 31,2021

Total questions: 63

Worksheet time: 5hrs 15mins

Name
Class
Date
1.
Which is a basic need for ALL animals?
a)
soil
b)
trees
c)
water
d)
rocks
2.
What is the basic function of lungs; how do they help some animals survive?
a)
They take in water.
b)
They take in oxygen.
c)
They take in food.
d)
They take in carbon dioxide.
3.
When a giraffe is eating leaves off of a tree, what basic need is it meeting?
a)
the need for food
b)
the need for air
c)
the need for shelter
d)
the need for sunlight
4.
Plants in a pond get water and sunlight. What other basic need do they need that they can get?
a)
rocks
b)
fish
c)
air
d)
lily pads
5.
What are the basic needs of ALL animals?
a)
wind, food, shelter, and rocks
b)
food, water, shelter, and soil
c)
food, wind, water, and rocks
d)
food, water, shelter, and air
6.
What does a plant get from the soil?
a)
nutrients
b)
earthworms
c)
beetles
d)
dirt
7.
What helps a plant make its own food?
a)
soil
b)
sunlight
c)
shelter
d)
rocks
8.
What are the basic needs of plants?
a)
wind, air, water, and nutrients
b)
sunlight, water, air, and nutrients
c)
rocks, water, air, and nutrients
d)
shelter, water, nutrients, and wind
9.
When comparing plant and animal needs, the following is a true statement:
a)
Animals need air but plants do not.
b)
Plants need water but animals do not. 
c)
Animals need food but plants do not. 
d)
Animals need shelter but plants do not.  
10.
You plant the exact same seeds in two different pots with the same type of soil. You put one in a closet and one on the windowsill.  You water them both of them, but one does not grow.  Why?
a)
The one in the windowsill is too hot. 
b)
The one in the closet is lonely.
c)
The one in the closet is not getting sunlight in order to make food. 
d)
The one in the closet is not getting air. 
11.
There are definite similarities in plant and animal needs.  What are they?
a)
They both need shelter.
b)
They both need rocks. 
c)
They both need light.
d)
They both need air. 
12.
All plants and animals must have certain things if they are going to survive.  These things are called what?
a)
basic needs
b)
environments
c)
possibilities
d)
items
13.

Which of these resources can be recycled or used over and over again?

a)

coal

b)

aluminum

c)

petroleum

d)

salt

14.

Most living things like plants and animals can grow to replace themselves even though it may happen slowly, so they are called

a)

renewable

b)

nonrenewable

c)

inexhaustible

d)

recycle

15.

Which of the following is a machine that is good for conservation of resources?

a)

the sun

b)

solar panel

c)

the sky

d)

the oil drilling pump

16.

Which of the following is a nonrenewable resources?

a)

coal

b)

sunlight

c)

salt

d)

trees

17.

Read this sentence: Thinking about ways to conserve the Earth's resources is important. In this sentence, the word conserve means

a)

use up

b)

spend

c)

save

d)

ignore

18.

A type of resource that can replace itself once it gets used.

a)

inexhaustible

b)

renewable

c)

nonrenewable

d)

recyclable

19.

The practice of saving the Earth's resources and using them wisely.

a)

protection

b)

recyclable

c)

renewable

d)

conservation

20.

To use over and over again

a)

inexhaustible

b)

renewable

c)

nonrenewable

d)

recyclable

21.

The Earth is full of these useful things

a)

coal

b)

water

c)

resources

d)

recyclables

22.

The river is ________ the bridge.

a)

over

b)

under

c)

above

d)

beside

23.

You have to drive ________ the tunnel to go to Ipoh.

a)

above

b)

below

c)

through

d)

on

24.

She is the most beautiful _____ all the girls.

a)

into

b)

among

c)

along

d)

above

25.

(a)   is the push or pull that makes an object move.

26.

If you apply great force to an object the object will ?

a)

move faster

b)

move slow

c)

it will stop

27.

If you apply less force to an object the object will?

a)

move slow

b)

move faster

c)

move slight

28.

__________is one of the object that can be stretched.

a)

rubber band

b)

spring

c)

fiber

29.

A______________ of an object is the place where it is located.

a)

position

b)

reference point

c)

force

30.

A________is an object or place that is used to determined the specific location of an object.

a)

reference point

b)

position

c)

force

31.

Which of the following pulls all objects to the ground

a)

wind

b)

gravity

c)

magnet

d)

electricity

32.

What causes the object to move?

a)

Force

b)

Friction

c)

Motion

33.

When an object moves it is called?

a)

Motion

b)

Force

c)

Gravity

34.

It makes the motion of an object stop

a)

Friction

b)

Brakes

c)

Pulling

35.

When you apply force using push the object moves in what direction?

a)

Forward

b)

Backward

c)

Sideward

d)

None of the above

36.

When you apply force using pull the object moves in what direction?

a)

Backwards

b)

Forward

c)

Inwards

37.

Without force there is no _______?

a)

Motion

b)

Forward

c)

Backward

38.

When your eating your breakfast.

Choices :

Force

Motion

Force and motion

(a)  

39.

When your running slower then force exerted is ____

a)

Less

b)

Greater

40.

When your making a sword force exerted is ___

a)

Greater

b)

Less

41.
Which two forms of energy does the earth receive directly from the sun?
a)
Mechanical and thermal
b)
Light and thermal
c)
Light and sound
d)
Electrical and heat
42.
An object that contains a lot of thermal energy can be recognized because it ________________. 
a)
is moving quickly
b)
has a round shape
c)
is warm to the touch
d)
appears bright
43.
Wind turbines change wind energy into________________. 
a)
Electrical energy
b)
light energy
c)
wave energy
d)
sound energy
44.
A flashlight produces light energy by using which of the following type of energy from batteries?
a)
solar
b)
nuclea
c)
sound
d)
electrical
45.
Many common devices use this form of energy.  All of the devices that use a plug and socket like this are using what kind of energy? 
a)
Heat
b)
Light
c)
Sound
d)
Electrical
46.
This boy is using a bow and arrow.  What form of energy does a bow and arrow demonstrate? 
a)
mechanical
b)
sound
c)
thermal
d)
electrical
47.
People might use a lamp to help them see, but in many cases, the bulb gets quite warm.  The two forms of energy being produced by the lamp are _____________________________. 
a)
sound and thermal
b)
electrical and light
c)
light and thermal
d)
sound and mechanical
48.
An object produces sound because it ____________________. 
a)
generates electrical energy
b)
causes air to vibrate
c)
reflects light from the sun
d)
absorbs heat from water
49.
Some toys require batteries in order to work.  Which type of energy is used to power these toys? 
a)
light
b)
thermal
c)
sound
d)
electrical
50.
Which of these items converts electrical energy to heat energy? 
a)
refrigerator
b)
shower
c)
hair dryer
d)
calculator
51.
All of the following produce light and thermal energy except _____________. 
a)
lamps
b)
oven
c)
bicycles
d)
candles
52.
What type of energy is used in a microwave to cook soup? 
a)
thermal
b)
light
c)
mechanical
d)
sound
53.
__________________ energy is made by the flow of electric charge. 
a)
thermal
b)
mechanical
c)
electrical
d)
kinetic
54.
______________ energy travels in waves. 
a)
thermal
b)
potential
c)
light
d)
electric
55.
_______________ energy is produced by vibrations. 
a)
electrical
b)
light
c)
thermal
d)
sound
56.
Which of the following uses electrical energy to produce both light and sound? 
a)
flashlight
b)
television
c)
lamp
d)
candle
57.
Students in a science class were lighting bulbs by attaching them to batteries with wires.  What form of energy were they exploring? 
a)
mechanical
b)
electrical
c)
sound
d)
thermal
58.

All sounds are made by ............. objects.

a)

warm

b)

cold

c)

vibrating

59.

Sound is a kind of energy that travels in ..............

a)

waves

b)

current

c)

group

60.

.............. is measure of how high or low a sound is.

a)

Pitch

b)

Temperature

c)

Length

61.

As sound waves move away from their source the sound become ....................

a)

louder

b)

softer

c)

faster

62.

................... is how loud or soft a sound is.

a)

Speed

b)

Wave

c)

Volume

63.

Sound waves carry .............. from one place to another

a)

crests

b)

energy

c)

fluid

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