ESO 1 Science 2

Matter

What to Learn

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  • Matter, quantities, measuring devices and the International System of Units.
  • Mass, volume, density and temperature.
  • Pure substances, homogeneous mixtures and heterogeneous mixtures.
  • Separation of mixtures: sieving, decanting, filtering and distilling.
  • The particle theory. Atoms, molecules and crystals.
  • Chemical elements. The Periodic Table. Chemical symbols, atomic number, atomic mass.
  • Chemical compounds. Molecular formulas and structural representations of molecules.
  • The properties of solids, liquids and gases explained through the particle theory.
  • The changes of state explained through the particle theory.
  • Expansion and contraction by heat explained through the particle theory.

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