Zusammenfassung der Ressource
physical and chemical changes
- Physical changes
- a physical change does not produce a new
substance.
- smashing a can
- cut an apple
- cut a marshmellow
- Chemical Changes
- a chemical change produces a new
substance.
- coocking pancakes
- melting charcole
- mixing salt and water
- Physical changes help to classify
matter.
- As physical, chemical changes help us to
classify matter.