Science Notes [Year 9 Level] [Chemistry] [Biology] [Geoscience] [Astronomy]

༺ Chemistry ༻ [6 1/2 Pages] [1165 Words] [11 Topics] [4 Hyperlinks] • Elements, Compounds and Mixtures • Homogenous and Heterogenous Substances • States of Matter • Physical and Chemical Changes • Chemical Reactions • Atoms • Valency • The Periodic Table • Ionic and Covalent Compounds • Balancing Chemicals Equations • Oxidation and Reduction

༺ Biology ༻ [12 1/2 Pages] [2730 Words] [6 Topics] [7 Hyperlinks] • The Immune System • Vaccines • Antibiotics • The Nervous System • The Structure and Anatomy of the Eye • Homeostasis and Positive and Negative Feedback

༺ Geoscience ༻ [4 Pages] [440 Words] [4 Topics] [6 Hyperlinks] • Ecosystems • Food Chains • Biomagnification • Volcanos

༺ Astronomy ༻ [5 Pages] [1660 Words] [3 Topics] [1 Hyperlink] • Electromagnetic Waves • Life Cycle of a Star • Reflection