Zusammenfassung der Ressource
PHYSICAL AND CHEMICAL CHANGES IN MATTER
- PHYSICAL CHANGES
- No new substance is created
- The matter changes its
size, shape and color.
- examples include: melting ice, mixing sand and
water, dissolving sugar and water, etc.
- -Melting: a solid changes to a liquid.
- -Freezing: a liquid changing to a solid
- Evaporation: a liquid changing to a gas.
- Condensation: a gas changing into a liquid
- CHEMICAL CHANGES
- A new substance is created
- Not reversible
- Examples: Digesting foood, cooking an egg, baking a
cake, etc.