WorksheetsExcel in science chapter 3 changing materials
Total questions: 65
Worksheet time: 1hrs 11mins
The window frame, pillow and cake are....
square
rectangular
circular
triangular
The loaf of bread,tissue box and tray are...
square
rectangular
circular
triangular
The ballon, clock and sunflower are.......or round
square
rectangular
circular
triangular
The slice of pizza road sign, button and clothes hanger are....
square
rectangular
circular
triangular
The shape of objects can be changed by..
bending
stretching
twisting
squashing
We can .... some materials with our hands bybpushing on its end
bend
push
pull
The shape of a piece of paper chages when we....or bend it
fold
cut
Slice
Objenct that can be bent are describe as....
flexible
Hard
soft
When we tie a ribbon on a present, we......the ribbon into the shape of a bow
Fold
bend
cut
This glass jar was made by heatinh glass, glowing it and then .......it into the shape of a jar
Bending
folding
cutting
This metal gate was made by heating iron bars and ....them into the different shapes.
bending
heating
Folding
He is.......the ballon by pressing or squeezing it.
As a result ,the share of the ballon changes.
squashing
bending
twisting
We can .....objects by turning them.
bending
squashing
twisting
Write the example objects that you can bending it
Write the example objects that you can squashing it.
Write the example objexts that you can twisting it.
we can......the objects in the pictures by pulling their ends.
Twist
bent
squas
stretch
Write the example objects that can strech?
Objects that return to their original shape after being streched are.....
Stretch
elastic
soft
hard
When we sit on a cushion it is changed by (a)
A horseshoe has to be made by...
(a)
Wringing clothes dry is an example of (a)
We make an elastic band longer by (a) it
Steel chain has been changed by (a)
Steel cable has been changed by (a)
Lokk at the picture!
It has been changed by...
(a)
Look at the picture!
It has been changed by (a)
When ice is (a) , its melts.
Ice and water ate two different (a) of water
Ice is a (a)
Water is a...
(a)
When a solid changes to a liquid, we say iy is (a)
What happens when water is heated?
When water is hot enough, it boils and changes into (a)
Steam is another state of water
it is a..
(a)
When a liquid is heated, it boils and change into a gas.
This is called (a)
Food can be cooked in the different was by heating.
Bread they is (a) becomes brown and crispy
The uncooked eggs become solid after they are (a) in a pan
We know thelat materials can changes when they are hearted.
Materials can also changed when they are...
(a)
A liquid turnamen into a solid when it is cooled.
This is called (a)
Materials can be changed by heating and........
Baking a cake is an example of heating materials.
Water can cool down and become ....
This can be heated to make water again.
If we carry on heating the water it turn into .....
This can be so cooled and it will turn back into....
Clue
Cake. Steam. Cooling. Water. Ice
If a materila spreads out in water so that we cannot see it, we say it has (a)
If salt mixed with water, it disappears. This change is called dissolving.
The tastes of the water become (a)
Can dissolve when they are mixed with water
Sugar
Instan coffe
baking soda
tea leaves
Salt
Do not / cannot dissolve when they are mixed with water
Salt
tea leaves
pepper
Flour
Talcum powder
If you put a shallow dish of salty water under the hot sun, the water in the dish will.....
Melt
evaporate
dissolve
When a material spreads out in water we say it has dissolved
true
false
Only some material will dissolve in water
true
false
Sand can dissolve in water
true
false
We can get salt from seawater
true
False
We can changed the ......of a material by squashing ang bending it.
Material
object
shape
Elastic bands .... ..... when you pull them.
being stretched
being long
being wet
The shape of a metal can be changed by ........and.....it
heating
twisting
bending
squashing
You can melt chocolate if you (a) it
If you leaves your ice cream in the sun it (a)
If you put some yogurt in the freezer it will (a)
You can changed ice into (a) by putting it in a warm place
When water is heated until it boils, it is changed into (a)
How can you changed the shape of a hard metal?
Clay is soft.
It can be...
Moulded
bent
squashed
cooled
How can you make clay or bread dough hard (a)
Name two things in the kitchen that need to be kept cool to keep their shape
Ice
cheese
vegetables
Fruit
What happens to the material which has dissolved in water?
Elastic
disappears
freezing
Name three things that dissolve in water
Name three things that do not dissolve in water
