5.4 The student will investigate and understand that matter is anything that has mass and takes up space; and occurs as a solid, liquid, or gas. Key concepts include

  1. a)  distinguishing properties of each phase of matter;
  2. b)  the effect of temperature on the phases of matter;
  3. c)  atoms and elements;
  4. d)  molecules and compounds; and
  5. e)  mixtures including solutions.