Insulators are used to stop heat from moving place to place. Five materials were tested for the ability to insulators : glass, plastic, metal, paper, and ploystyrene.
The best insulators for keeping the best things warm is: Plastic cups and tin cup.
The best insulators keeping thing cool is: class cup, paper cups, and plastic cups.
The best insulators for warm and cold is paper.
No comments:
Post a Comment
Note: only a member of this blog may post a comment.