physical properties and changes

• Element


  A pure substance that cannot be broken down into simpler substances by chemical means
• Compound


  A pure substance made up of two or more different elements chemically bonded together
• Mixture


  A physical combination of two or more substances that are not chemically bonded
• Other examples


  • Oxygen Gas
  • Sugar
• Element is a pure substance
• Compound is one or more types of element
• Physical changes do not alter the chemical identity of matter
• Physical change


  Any change that occurs without altering the chemical composition, like changing the colour, shape or state of matter
• Physical properties


  Properties that can be measured or observed without changing the identity of the matter
• Chemical properties

  A substance's ability to change into a new substance or how a substance interacts with other substances
• Deposition is a physical change