Matter- science

By: Kirti Chamkura 4th period

Chemical change

Definition- a change in matter that produces a substance with properties different from the original substance.

Examples- rusting of iron, burning, salt and water becoming soluble so they cannot not be observed as separate substances.

Non example- chopping wood and molding clay along with fireworks

  • Change in Temperature.
  • Change in Color.
  • Noticeable Odor (after reaction has begun)
  • Formation of a Precipitate.
  • Formation of Bubbles. THESE ARE SOME OF THE INDICATORS....

Chemical properties

Definition- a characteristic that is observed when another substance interacts with another substance.

Examples- combustability, flammability, and molding

Non examples- hardness fluffiness , roughness

Pictures of some of the examples

Physical change

Definition- a change that alters the form or appearance of a material but does not change the material.

Examples- water freezing, ice cube melting, grinding peanuts to make peanut butter.

Non examples- solubility

Physical properties

Definition- a characteristic of a substance that can be observed without changing the substance into someone else.

Examples- malleability, conductivity of heat, sound, and electric, along with magnetic energy

Non examples - toxity, color change, flammability