Insulators

LI: to learn and practise experimental methods.
LI: to determine the absorbency of different materials using experimental methods.

Insulators are used to stop heat from moving place to place. Five materials were tested for the ability to insulate:glass ,plastic ,metal ,paper and polystyrene.

The best insulator for keeping things warm was polystyrene

The best insulator for keeping things cool was glass.

The best with warm and cool was polystyrene.