WorksheetsSCIENCE GRADE 3
Total questions: 60
Worksheet time: 49mins
Below are living things, except……
plants
chicken
tortoise
fried chicken
What living things need to stay alive?
water, food, air
house, car, motorcycle
water, house, air
food, air, motorcycle
Non-living things are the things that
are alive
can move by themselves
do not need water
can layying eggs
Living things can group into …………….groups.
4
3
2
5
How the mammals reproduce?
layying eggs
give birth to live young
from seeds
layying eggs and live young
Which of these things need air, food and water?
chicken
teddy bear
plastic
rubber
Which living thing cannot make food?
apple tree
chili plant
papaya tree
mushroom
Look at the picture. Living things need...
air
water
food
color
Look at the picture. Living things can... and....
sense and respond
grow and move
reproduce and respond
sense and gro
Look at the picture. Living things need...
food
air
water
house
Which of these materials are solids?
Water
Aluminium
Petrol
Carbon dioxide
Which of these materials are gases
Carbon dioxide
Natural gas
Petrol
Bicarbonate
Which equipment would you use to separate these mixtures?
Magnet
Filter
Sieve
Which equipment would your use to separate these mixtures?
Sieve
Magnet
Filter
Marcus, Sofia, and Arun are talking about how to separate a mixture of sugar and water.
Do you agree or disagree their ideas?
I agree with Marcus, because the material that disolve in water cannot separate by filtration
I agree with Sofia, because the sugar will stay on the filter paper and only water can pass through the filter paper
I agree with Arun, because some sugar cannot disolve in water, so some of them should be stay in the filter
I don't agree with three of them, because sugar and water mixture cannot be separated using filter paper, we have to use sieve
The technique to separate a bean and salt mixture-
Hand picking
Using a magnet
Using a Sieve
Using a funnel
Which of the following will be insoluble in water?
salt
sugar
chalk powder
coffee granules
1. When vinegar and bicarbonate of soda is mixed together, a gas is produced. This gas is _____________.
oxygen
carbon dioxide
nitrogen
hydrogen sulfide
Sugar is ___________ in water.
soluble
separate
insoluble
none of the above
All fuels contain a material called _______________.
carbon dioxide
oxygen
carbon
oil
Only some light passes through this sunglasses, because sunglasses is a (a) object
The light is blocked by _____ objects.
transparent
translucent
opaque
heavy
It is a _____ object.
transparent
translucent
opaque
Your father wanted to buy glass for his car windows, he wants the sunlight passes through but not much, so it will not hot. What is the best type of glass for your father?
Translucent glass
Opaque glass
(a) is formed when light cannot pass through because it is blocked by opaque objects.
How to make the shadow bigger?
Move the light source closer to the object
Use a transparent object
They have two feet and two wings.
Mammals
Birds
Reptiles
Amphibians
Fish
Frog is a/an ...........
mammal
insect
amphibian
Butterfly is a/an .............
fish
reptile
insect
what is this organ?
Bones
Muscles
Lungs
Brain
What organ pumps blood to all parts of your body?
Heart
Brain
Lungs
Muscles
What statement is true about fossils?
All living organisms leave behind fossils.
Fossils show that camels never change.
Some living things have not really changed in millions of years.
Plant fossils have never changed.
Which organ pumps blood through your body?
lungs
heart
intestines
brain
Which organ produces bile and breaks down fat?
skin
brain
liver
kidneys
how many lungs do we have?
2
5
3
1
....... pushes blood around your body.
brain
lung
heart
stomach
Fill in the missing words.
Like poles __________. Opposite poles __________.
(a)
List three surfaces a car may struggle to move on due to not having enough friction.
grass
cement
gravel
sand
Different __________ create different amounts of __________. This depends on the __________ of the surface, the object and the __________ between them.
friction, surfaces, force, roughness
surfaces, friction, roughness, force
roughness, surfaces, friction, force
force, roughness, friction, surfaces
Write true or false after each of these statements.
Repulsion is a force that pushes objects together.
True
False
Write true or false after each of these statements.
When a north pole is placed near the north pole of another magnet, the two poles repel.
True
False
Choose few metals from the box that are magnetic.
iron
cobalt
gold
nickel
steel
The force that makes moving objects slow down is called_____
gravity
friction
magnetism
Friction happens when one
_______________ pushes
over another.
newton
force
surface
The standard unit used to measure forces is the
_______________.
newton
meter
gram
The Earth, the Sun and the Moon are all spheres because of ...
moving
gravity
fly
From the data about planet's gravity, the planet that has biggest mass is ...
Mercury
Jupiter
Neptune
The Moon is smaller than the Earth, so the Moon’s gravity is ...
stronger than Earth’s
weaker than Earth’s
same as the Earth’s
Study the picture. The Moon is shown by picture ...
A
B
C
Marcus is making a scale model of the planets in our Solar System.
He is using the scale 1000 km = 1 cm.
If planet X has real size 13.000km, the size of model of planet X is ... cm.
13
130
1300
The Moon ... the Earth.
brings
moves
orbits
When the Moon is further away from the Sun than Earth, we see lots of the light side and only little of the dark side. This phases is called ... Moon.
crescent
half
gibbous
There are ... phases of the Moon.
5
8
4
When the Moon is closer to the Sun than Earth, we see only a little of the light side and lots of dark side. This phase is called ... Moon.
gibbous
crescent
new
When the light side of the Moon is getting smaller, we say the Moon is ...
crescent
Waxing
Waning
