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Worksheets2º Natural Sc. Materials
Total questions: 40
Worksheet time: 20mins
This picture shows:
natural material
manufactured material
Paper is manufactured material made from:
iron
wood
oil
Changes can be _________ or _________________
(a)
The window is ...
Transparent
Opaque
Metal is ...
Soft
Hard
Platicine is ...
Rigid
Flexible
This change is ...
Irreversible
Reversible
This change is ...
Irreversible
Reversible
The door is made of ...
Metal
Wood
Rubber
Stone
The key is made of ...
Wood
Fabric
Rubber
Metal
The t-shirt is made of ...
Wood
Fabric
Metal
Rubber
What is this object made of?
Wool
Glass
Leather
Plastic
What is this object made of?
Glass
Wool
Wood
Metal
Opaque
Transparent
Hard
Soft
Flexible
Rigid
soft
rigid
absorbent
flexible
rigid
absorbent
Which object is made of glass?
What is the window made of?
It is made of wood and wool.
It is made of wool and glass.
It is made of paper and fabric.
It is made of wood and glass.
What are the curtains made of?
They are made of gold and glass.
They are made of fabric.
They are made of glass.
They are made of wood.
Which of this materials is hard and rigid?
Choose the correct option:
Glass isn't transparent and rigid.
Glass is bendy and soft.
Paper is transparent.
Glass is transparent and rigid.
What is an irreversible change?
Something you can change back.
Something you cannot change back.
What is a reversible change?
Something you can change back.
Something you cannot change back.
Which of these is NOT a reversible change?
Melting chocolate is a....
Irreversible
Reversible
The change happening in the picture is...
Irreversible
Reversible
burning wood is ........... change
Reversible
Irreversible
When orange juice is frozen to make popsicles, can the popsicles change back to orange juice?
Yes
No
Choose the TWO reversible changes:
cutting paper is
Reversible change
irreversible change
Reversible change
irreversible change
irreversible change
reversible change
reversible change
irreversible change
