Physical & Chemical Changes

By Kaleb Hatten

Physical Properties

Any characteristic of a material that can be observed or measured without changing the identity of the material


Examples:

  • Color and shape
  • Length and mass
  • Volume and density

Physical changes

The property of a substance changes but identity doesn't.

Examples:


  • Slicing bread
  • Burning logs
  • Eating food

Chemichal properties

A characteristic that gives the ability to undergo a change.


Examples:

  • Reacts with light
  • Reacts with water

Chemichal change

A change in the identity of a substance due to the chemichal properties.

NOT REVERSABEL

Examples:

  • Burning paper
  • Burning toast