Physical & Chemical Changes

by: Karena Tipton

Physical Properties

Any characteristics 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 Change

The physical property of a substance changes, but the identity of the substance does not change.


Examples:


  • Changing from one state of matter to the next
  • Melting 0 degrees C, and boiling point 100 degrees C
  • Slicing bread, melting ice, mowing lawn

Chemical Properties

Any characteristics that gives a substance the ability to undergo a change that result in a new substance


Examples:


  • Flammability
  • Reacts with oxygen
  • Reacts with light
  • Reacts with water

Chemical Change

A change in the identity of a substance due to the chemical properties of that substance


Examples:


  • Flammability
  • Reacts with oxygen
  • Heat and light
  • Electricity
  • burning, rusting, rotting