MATERIALS 2015CEIP MARE NOSTRUM

There are many materials

Natural materials are found in nature

Wood is a natural material

wood

Cotton is a natural material

COTTON

Leather is a natural material

LEATHER

Wool is a natural material

WOOL

Manufactured materials are created

Paper is a manufactured material

Paper comes from wood

Bricks are a manufactured material

Plastic is a manufactured material

Glass is a manufactured material

Metal is a manufactured material

Materials can be transparent or opaque

Transparent vs Opaque

Rigid vs Bendy

Materials can be rigid or bendy

Some materials are elastic

Elastic

Materials can be rough or smooth

Rough vs Smooth

Materials can be hard or soft

Hard vs Soft

Some materials can float

Some materials sink

Put paper and card in the blue bin.

Put plastic in the yellow bin.

Put glass in the green bin.

Put rubbish in the green bin.

Materials change

There are physical changes

And chemical changes