We use sand to make _________________ (GLASS or RUBBER)
Glass
This house is made of _______________
Wood
What material are they made of?
Plastic
Wood is __________________ (RIGID or FLEXIBLE)
Rigid
What material is it made of?
Glass
Is this pen HARD or SOFT?
Hard
This pillow is _________________ (SOFT or HARD)
Soft
Which material is natural: GLASS or WOOD?
Wood
Which material is vegetable (made from plants): PAPER or METAL?
Paper
What material is it made of?
Wood
Tires are made of ___________________
Rubber
What material is it made of?
Metal
What material are they made of?
Metal
This wall is __________________ (SMOOTH or ROUGH)
Rough
Paper comes from__________ (TREES or ROCKS)
Trees
What material can you make from this tree? (RUBBER or GLASS)
Rubber