Physical Change: slicing bread, folding paper, freezing water, dissolving sugar, boiling water, tying a knot, Chemical Change: digesting food, baking cake, rotting food, cooking egg, rusting metal, burning wood,

Physical or Chemical change?

Табло

Визуален стил

Опции

Шаблон за превключване

Възстановяване на авто-записаната: ?