REVIEWER

• Anything that takes up space and has mass

  Matter
• Numbers of particles in an object

  Mass
• The density of a variety of matter

  Volume
• m

  D = v


  Volume
• Any matter with identical properties and composition

  Substances
• Cannot be broken down chemically

  Element
• Can be broken down chemically

  Compounds
• Results of combination of elements or compound

  Mixtures
• Only have one phase


  Homogeneous
• Transparent; particle size at the molecule

  Solution
• Homogeneous to the naked eye. With particle sizes that consists of clumps of molecules

  Colloid
• Particles are large enough to be visible to the naked eye

  Suspension
• Mixtures that are made up of more than one phase or different parts

  Heterogeneous
• The observable and measurable properties of a substance

  Physical properties
• The properties observed with a substance that react with other substance

  Chemical properties
• Study of matter


  Chemistry
• Defined as the ability to do work

  Energy
• Conserved, that is, it is not created or destroyed

  Energy
• Stored energy 


  Potential energy
• Moving energy 


  Kinetic energy
• Freezing point and boiling point of water

  Celsius
• Lowest temperature that can be achieved

  Kelvin