Worksheets3rd:B8: Exploring materials
Total questions: 23
Worksheet time: 4mins
Which of the following objects is made of one material only?
Pencil
Handkerchief
Computer
Tyre
Mrs Tan wants to make a bag to carry 1 kilogram of rice.
Which one of the following is a reason for not using paper to make the bag?
Paper is too light.
Paper creases easily.
Paper is not waterproof.
Paper does not allow light to pass through.
Select the characteristics of rubber band and plastic sheet.
flexible
hard
rigid
all of the above
Select the odd object which differ in material.
needle
eraser
balloon
Plastic is usually used to make water bottles. Which property of plastic is suitable for making water bottles?
flexible
waterproof
When we need an object to be strong and allow most light to pass through, we should use _____ .
paper
metal
glass
wood
To choose the right materials to make an object, we must know the properties of the materials and the uses of the object.
True
False
Which one of the properties of materials is important when making a dining chair?
flexible
able to float
Hard (strength)
able to allow most light to pass through
To make a door of the bathroom, which one of the properties of materials is important?
flexible
able to sink in water
waterproof
Which one of the following is NOT suitable for making a window?
wood
glass
metal
rubber
Which material is suitable for making a T-shirt?
wood
plastic
metal
fabric
What material is strong, waterproof, and sinks in water?
bottle
metal
leaf
balloon
The material suitable for making belt.
flexible
hard
rigid
all of the above
What property of a material is it when water cannot pass through the material?
it is waterproof
it is not waterproof
Select the material that do not allow light to pass through it.
wood
glass
Look at the picture. What property of material does the coin's material have?
It sinks in water.
It floats on water
It mix in water
all of the above
Metal can absorb water.
true
false
Flexible means
bends easily
breaks if you bend it
scratches easily
Transparent means
cannot see through it
light passes through it
light does not pass through
only some light passes through
Which of the following materials allow water to be absorbed?
Glass
Plastic
Sponge
Why is cotton used to make towels?
It is waterproof.
It absorbs water.
It is stiff.
Rubber is used to make the tyres of motorcycles.
Which property of rubber best explains why it is suitable for making tyres?
It is heavy.
It is flexible.
It does not allow light to pass through.
Which of the following materials has been correctly matched with its property?
Metal: Allows most light to pass through
Rubber: Inflexible
plastic: Floats on water
